mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1678 lines
50 KiB
1678 lines
50 KiB
/************************************************************/
|
|
/* Windows Write, Copyright 1985-1992 Microsoft Corporation */
|
|
/************************************************************/
|
|
|
|
/* This file contains the routines for creating, displaying, and manipulating
|
|
the ruler for Memo. */
|
|
|
|
#define NOGDICAPMASKS
|
|
#define NOVIRTUALKEYCODES
|
|
#define NOWINMESSAGES
|
|
#define NOMENUS
|
|
#define NOICON
|
|
#define NOKEYSTATE
|
|
#define NOSYSCOMMANDS
|
|
#define NOATOM
|
|
#define NOBRUSH
|
|
#define NOCLIPBOARD
|
|
#define NOCOLOR
|
|
#define NOCREATESTRUCT
|
|
#define NOCTLMGR
|
|
#define NODRAWTEXT
|
|
#define NOMB
|
|
#define NOMEMMGR
|
|
#define NOMENUS
|
|
#define NOMETAFILE
|
|
#define NOMSG
|
|
#define NOOPENFILE
|
|
#define NOREGION
|
|
#define NOSCROLL
|
|
#define NOSOUND
|
|
#define NOWH
|
|
#define NOWINOFFSETS
|
|
#define NOWNDCLASS
|
|
#define NOCOMM
|
|
#include <windows.h>
|
|
|
|
#include "mw.h"
|
|
#include "cmddefs.h"
|
|
#include "wwdefs.h"
|
|
#include "rulerdef.h"
|
|
#include "propdefs.h"
|
|
#include "prmdefs.h"
|
|
#include "docdefs.h"
|
|
#include "bitmaps.h"
|
|
|
|
#define MERGEMARK 0x00990066
|
|
|
|
extern HWND hParentWw;
|
|
extern HANDLE hMmwModInstance;
|
|
extern HCURSOR vhcIBeam;
|
|
extern struct DOD (**hpdocdod)[];
|
|
extern struct WWD *pwwdCur;
|
|
extern struct PAP vpapAbs;
|
|
extern struct SEP vsepAbs;
|
|
extern struct SEL selCur;
|
|
extern typeCP cpMacCur;
|
|
extern int docCur;
|
|
extern int vdocParaCache;
|
|
extern int dypRuler;
|
|
extern int dxpLogInch;
|
|
extern int dypLogInch;
|
|
extern int dxpLogCm;
|
|
extern int dypLogCm;
|
|
extern int xpSelBar;
|
|
extern HWND vhWndRuler;
|
|
extern int vdxaTextRuler;
|
|
extern int mprmkdxa[rmkMARGMAX];
|
|
extern int vfTabsChanged;
|
|
extern int vfMargChanged;
|
|
extern struct WWD rgwwd[];
|
|
extern long rgbBkgrnd;
|
|
extern long rgbText;
|
|
extern HBRUSH hbrBkgrnd;
|
|
extern long ropErase;
|
|
extern BOOL vfMonochrome;
|
|
extern BOOL vfEraseWw;
|
|
extern int vfIconic;
|
|
|
|
#ifdef RULERALSO
|
|
extern HWND vhDlgIndent;
|
|
#endif /* RULERALSO */
|
|
|
|
HDC vhDCRuler = NULL;
|
|
HDC hMDCBitmap = NULL;
|
|
HDC hMDCScreen = NULL;
|
|
HBITMAP hbmBtn = NULL;
|
|
HBITMAP hbmMark = NULL;
|
|
HBITMAP hbmNullRuler = NULL;
|
|
int dxpRuler;
|
|
|
|
int viBmRuler = -1; /* Index into [CGA/EGA/VGA/8514] bitmaps (see
|
|
WRITE.RC). Set appropriately in FCreateRuler(). */
|
|
|
|
static RECT rgrcRulerBtn[btnMaxUsed];
|
|
static int mprlcbtnDown[rlcBTNMAX] = {btnNIL, btnNIL, btnNIL};
|
|
static struct TBD rgtbdRuler[itbdMax];
|
|
static int xpMinCur;
|
|
static int dxpMark;
|
|
static int dypMark;
|
|
static int btnTabSave = btnLTAB;
|
|
|
|
|
|
near UpdateRulerBtn(int, int);
|
|
BOOL near FCreateRuler(void);
|
|
int near DestroyRuler(void);
|
|
int near RulerStateFromPt(POINT, int *, int *);
|
|
int near MergeRulerMark(int, int, BOOL);
|
|
BOOL near FPointNear(unsigned, unsigned);
|
|
unsigned near XaQuantize(int);
|
|
int near DeleteRulerTab(struct TBD *);
|
|
int near InsertRulerTab(struct TBD *);
|
|
BOOL near FCloseXa(unsigned, unsigned);
|
|
#ifdef KINTL
|
|
unsigned near XaKickBackXa(unsigned);
|
|
near XpKickBackXp(int);
|
|
unsigned near XaQuantizeXa(unsigned);
|
|
#endif /* KINTL */
|
|
|
|
fnShowRuler()
|
|
{
|
|
/* This routine toggles the creation and the destruction of the ruler
|
|
window. */
|
|
|
|
StartLongOp();
|
|
if (pwwdCur->fRuler)
|
|
{
|
|
/* Take down the existing ruler. */
|
|
DestroyRuler();
|
|
SetRulerMenu(TRUE);
|
|
}
|
|
else
|
|
{
|
|
/* There is no ruler, bring one up. */
|
|
if (FCreateRuler())
|
|
{
|
|
SetRulerMenu(FALSE);
|
|
}
|
|
}
|
|
EndLongOp(vhcIBeam);
|
|
}
|
|
|
|
|
|
BOOL near FCreateRuler()
|
|
{
|
|
/* This routine creates the ruler child window and positions it on the
|
|
screen. */
|
|
|
|
extern CHAR szRulerClass[];
|
|
int xpMac = pwwdCur->xpMac;
|
|
int ypMac = pwwdCur->ypMac;
|
|
LOGFONT lf;
|
|
HFONT hf;
|
|
int dyp;
|
|
HPEN hpen;
|
|
RECT rc;
|
|
TEXTMETRIC tmSys;
|
|
HDC hdcSys;
|
|
|
|
|
|
/* Create the ruler window. */
|
|
if ((vhWndRuler = CreateWindow((LPSTR)szRulerClass, (LPSTR)NULL,
|
|
WS_CHILD | WS_CLIPSIBLINGS, 0, 0, 0, 0, hParentWw, NULL, hMmwModInstance,
|
|
(LPSTR)NULL)) == NULL)
|
|
{
|
|
goto Error2;
|
|
}
|
|
|
|
/* Save the DC and the memory DC. */
|
|
if ((vhDCRuler = GetDC(vhWndRuler)) == NULL || (hMDCBitmap =
|
|
CreateCompatibleDC(vhDCRuler)) == NULL || (hMDCScreen =
|
|
CreateCompatibleDC(vhDCRuler)) == NULL)
|
|
{
|
|
goto Error1;
|
|
}
|
|
|
|
/* Create a null bitmap for the ruler. */
|
|
if ((hbmNullRuler = CreateBitmap(1, 1, 1, 1, (LPSTR)NULL)) == NULL)
|
|
{
|
|
goto Error1;
|
|
}
|
|
|
|
/* New for Write 3.0: we have a variety of bitmaps for the ruler buttons
|
|
and marks -- loaded depending on the resolution of the user's display.
|
|
All we really want to do here is set viBmRuler, which indexes into the
|
|
appropriate bitmaps (see bitmaps.h) ..pault 7/13/89 */
|
|
|
|
if (viBmRuler < 0)
|
|
{
|
|
/* This idea of passing NULL to GetDC borrowed from WinWord ..pt */
|
|
if ((hdcSys = GetDC(NULL)) == NULL)
|
|
goto Error1;
|
|
else
|
|
{
|
|
int tmHeight;
|
|
|
|
GetTextMetrics(hdcSys, (LPTEXTMETRIC) &tmSys);
|
|
tmHeight = tmSys.tmHeight;
|
|
ReleaseDC(NULL, hdcSys);
|
|
|
|
viBmRuler = 0;
|
|
if (tmHeight > 8)
|
|
viBmRuler++;
|
|
if (tmHeight > 12)
|
|
viBmRuler++;
|
|
if (tmHeight > 16)
|
|
viBmRuler++;
|
|
}
|
|
|
|
Diag(CommSzNum("FCreateRuler: index into [CGA/EGA/VGA/8514] bitmaps==", viBmRuler));
|
|
Assert(idBmBtns + viBmRuler < idBmBtnsMax);
|
|
Assert(idBmMarks + viBmRuler < idBmMarksMax);
|
|
}
|
|
|
|
/* Get the bitmaps for the ruler buttons and the ruler marks. */
|
|
if (hbmBtn == NULL || SelectObject(hMDCBitmap, hbmBtn) == NULL)
|
|
{
|
|
if (NULL == (hbmBtn = LoadBitmap(hMmwModInstance,
|
|
MAKEINTRESOURCE(idBmBtns+viBmRuler))))
|
|
{
|
|
goto Error1;
|
|
}
|
|
}
|
|
if (hbmMark == NULL || SelectObject(hMDCBitmap, hbmMark) == NULL)
|
|
{
|
|
if (NULL == (hbmMark = LoadBitmap(hMmwModInstance,
|
|
MAKEINTRESOURCE(idBmMarks+viBmRuler))))
|
|
{
|
|
goto Error1;
|
|
}
|
|
}
|
|
|
|
/* Get the font for labelling the ruler ticks. */
|
|
bltbc(&lf, 0, sizeof(LOGFONT));
|
|
lf.lfHeight = -MultDiv(czaPoint * 8, dypLogInch, czaInch);
|
|
if ((hf = CreateFontIndirect(&lf)) != NULL)
|
|
{
|
|
if (SelectObject(vhDCRuler, hf) == NULL)
|
|
{
|
|
DeleteObject(hf);
|
|
}
|
|
}
|
|
|
|
/* If this is the first time the ruler is created, then initialize the
|
|
static variables. */
|
|
if (dypRuler == 0)
|
|
{
|
|
int dxpMajor;
|
|
int dxpMinor;
|
|
BITMAP bm;
|
|
int xp;
|
|
int dxpBtn;
|
|
int btn;
|
|
PRECT prc;
|
|
TEXTMETRIC tm;
|
|
|
|
/* Initialize the starting position of the buttons. */
|
|
dxpMinor = (dxpMajor = dxpLogInch >> 1) >> 2;
|
|
xp = xpSelBar + dxpMajor + (dxpMajor >> 1);
|
|
|
|
/* Get the width and height of the buttons. */
|
|
GetObject(hbmBtn, sizeof(BITMAP), (LPSTR)&bm);
|
|
/* Factor of 2 since we have positive and negative images
|
|
of each button embedded in the bitmap now ..pault */
|
|
dxpBtn = bm.bmWidth / (btnMaxReal*2);
|
|
dypRuler = bm.bmHeight;
|
|
|
|
/* Position the buttons. */
|
|
for (prc = &rgrcRulerBtn[btn = btnMIN]; btn < btnMaxUsed; btn++, prc++)
|
|
{
|
|
prc->left = xp;
|
|
prc->top = 1;
|
|
prc->right = (xp += dxpBtn);
|
|
prc->bottom = bm.bmHeight + 1;
|
|
xp += (btn == btnTABMAX || btn == btnSPACEMAX) ? dxpMajor :
|
|
dxpMinor;
|
|
}
|
|
|
|
/* Get the width and height of the tab marks. */
|
|
GetObject(hbmMark, sizeof(BITMAP), (LPSTR)&bm);
|
|
dxpMark = bm.bmWidth / rmkMAX;
|
|
dypMark = bm.bmHeight;
|
|
|
|
/* Lastly, initialize the height of the ruler. (Four is for the two
|
|
lines at the bottom of the ruler plus two blank lines.) */
|
|
GetTextMetrics(vhDCRuler, (LPTEXTMETRIC)&tm);
|
|
dypRuler += dypMark + (tm.tmAscent - tm.tmInternalLeading) + 4;
|
|
}
|
|
|
|
/* Move the document window to make room for the ruler. */
|
|
pwwdCur->fRuler = TRUE;
|
|
dyp = dypRuler - (pwwdCur->ypMin - 1);
|
|
MoveWindow(wwdCurrentDoc.wwptr, 0, dyp, xpMac, ypMac - dyp, FALSE);
|
|
|
|
/* Erase the top of the document window. */
|
|
PatBlt(wwdCurrentDoc.hDC, 0, 0, xpMac, wwdCurrentDoc.ypMin, ropErase);
|
|
rc.left = rc.top = 0;
|
|
rc.right = xpMac;
|
|
rc.bottom = wwdCurrentDoc.ypMin;
|
|
ValidateRect(wwdCurrentDoc.wwptr, (LPRECT)&rc);
|
|
UpdateWindow(wwdCurrentDoc.wwptr);
|
|
|
|
/* Move the ruler into position. */
|
|
MoveWindow(vhWndRuler, 0, 0, xpMac, dypRuler, FALSE);
|
|
BringWindowToTop(vhWndRuler);
|
|
|
|
/* Set the DC to transparent mode. */
|
|
SetBkMode(vhDCRuler, TRANSPARENT);
|
|
|
|
/* Set the background and foreground colors for the ruler. */
|
|
SetBkColor(vhDCRuler, rgbBkgrnd);
|
|
SetTextColor(vhDCRuler, rgbText);
|
|
|
|
/* Set the brush and the pen for the ruler. */
|
|
SelectObject(vhDCRuler, hbrBkgrnd);
|
|
if ((hpen = CreatePen(0, 0, rgbText)) == NULL)
|
|
{
|
|
hpen = GetStockObject(BLACK_PEN);
|
|
}
|
|
SelectObject(vhDCRuler, hpen);
|
|
|
|
/* Lastly, ensure that the ruler is painted. */
|
|
ShowWindow(vhWndRuler, SHOW_OPENWINDOW);
|
|
UpdateWindow(vhWndRuler);
|
|
return (TRUE);
|
|
|
|
Error1:
|
|
DestroyWindow(vhWndRuler);
|
|
vhWndRuler = NULL;
|
|
Error2:
|
|
WinFailure();
|
|
return (FALSE);
|
|
}
|
|
|
|
|
|
near DestroyRuler()
|
|
{
|
|
/* This routine destroys the ruler window and refreshes the screen. */
|
|
|
|
/* First, erase the ruler. */
|
|
PatBlt(vhDCRuler, 0, 0, dxpRuler, dypRuler, ropErase);
|
|
|
|
/* Clean up the ruler window. */
|
|
DestroyWindow(vhWndRuler);
|
|
vhWndRuler = NULL;
|
|
ResetRuler();
|
|
|
|
/* Move the document window back to the top of the window. */
|
|
pwwdCur->fRuler = FALSE;
|
|
vfEraseWw = TRUE;
|
|
MoveWindow(wwdCurrentDoc.wwptr, 0, 0, dxpRuler, wwdCurrentDoc.ypMac +
|
|
dypRuler - (wwdCurrentDoc.ypMin - 1), FALSE);
|
|
vfEraseWw = FALSE;
|
|
|
|
/* Validate the area in the document window above the text. */
|
|
PatBlt(wwdCurrentDoc.hDC, 0, 0, dxpRuler, wwdCurrentDoc.ypMin, ropErase);
|
|
ValidateRect(hParentWw, (LPRECT)NULL);
|
|
}
|
|
|
|
|
|
UpdateRuler()
|
|
{
|
|
/* This routine will redraw as much of the ruler as necessary to reflect the
|
|
current selection. */
|
|
|
|
/* Only repaint the ruler if it exists and it is not currently being
|
|
changed. */
|
|
if (vhWndRuler != NULL)
|
|
{
|
|
RulerPaint(FALSE, FALSE, FALSE);
|
|
}
|
|
}
|
|
|
|
ReframeRuler()
|
|
{
|
|
/* This routine will cause the ruler window to be redrawn,
|
|
when units change - leave update out, since dialog box
|
|
will repaint */
|
|
|
|
/* Only repaint the ruler if it exists . */
|
|
if (vhWndRuler != NULL)
|
|
{
|
|
InvalidateRect(vhWndRuler, (LPRECT)NULL, FALSE);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
ResetRuler()
|
|
{
|
|
/* Reset the values of the ruler buttons and the ruler margins and tabs so
|
|
they redrawn during the next paint message. */
|
|
if ((btnTabSave = mprlcbtnDown[rlcTAB]) == btnNIL)
|
|
{
|
|
btnTabSave = btnLTAB;
|
|
}
|
|
|
|
/* Reset the buttons. */
|
|
if (vfIconic)
|
|
{
|
|
/* All we have to do is reset our internal state. */
|
|
bltc(mprlcbtnDown, btnNIL, rlcBTNMAX);
|
|
}
|
|
else
|
|
{
|
|
/* We had best reset the buttons on the screen as well. */
|
|
UpdateRulerBtn(rlcTAB, btnNIL);
|
|
UpdateRulerBtn(rlcSPACE, btnNIL);
|
|
UpdateRulerBtn(rlcJUST, btnNIL);
|
|
}
|
|
|
|
/* Reset the margins and the tabs. */
|
|
bltc(mprmkdxa, -1, rmkMARGMAX);
|
|
bltc(rgtbdRuler, 0, cwTBD * itbdMax);
|
|
}
|
|
|
|
|
|
ResetTabBtn()
|
|
{
|
|
/* This routine resets the tab button on the ruler to the left tab button.
|
|
*/
|
|
if (mprlcbtnDown[rlcTAB] != btnLTAB)
|
|
{
|
|
UpdateRulerBtn(rlcTAB, btnLTAB);
|
|
}
|
|
}
|
|
|
|
|
|
RulerPaint(fContentsOnly, fFrameOnly, fInit)
|
|
BOOL fContentsOnly;
|
|
BOOL fInit;
|
|
{
|
|
/* This routine draws the ruler in the ruler window. If fContentsOnly is
|
|
set, then only the tabs as they currently exist in rgtbdRuler, and the
|
|
button settings are drawn. If fFrameOnly is set, then only the ruler frame
|
|
is redrawn. If fInit is set, then the portion of the ruler to be redrawn
|
|
(tabs, frame or all) is redrawn from scratch. */
|
|
|
|
|
|
int xpMin = pwwdCur->xpMin;
|
|
HBITMAP hbm;
|
|
|
|
/* If fContentsOnly is set, then skip most of this stuff and draw only the
|
|
tabs and the button settings. */
|
|
if (!fContentsOnly)
|
|
{
|
|
/* We only need to draw the physical ruler itself when the window has
|
|
scrolled horizontally. */
|
|
if (fInit || xpMinCur != xpMin)
|
|
{
|
|
register int xp;
|
|
TEXTMETRIC tm;
|
|
int dypTick;
|
|
int ypTickEnd;
|
|
int ypTickStart;
|
|
int ypTick;
|
|
int iLevel;
|
|
CHAR rgchInch[3];
|
|
int dxpLogUnitInc;
|
|
int dcNextTick;
|
|
int dxpLine;
|
|
|
|
|
|
extern int utCur;
|
|
#define cDivisionMax 8 /* max divisions per ruler unit. e.g. 8 per inch */
|
|
int rgypTick[cDivisionMax];
|
|
int cxpExtra;
|
|
int cDivision;
|
|
int dxpLogUnit;
|
|
int dxpMeas;
|
|
int ypT;
|
|
|
|
/* Initialize the y-coordinate of the ticks. */
|
|
GetTextMetrics(vhDCRuler, (LPTEXTMETRIC)&tm);
|
|
ypTickEnd = dypRuler - dypMark - 2;
|
|
ypTickStart = ypTick = ypTickEnd - (dypTick = tm.tmAscent -
|
|
tm.tmInternalLeading);
|
|
|
|
/* set up measurements for the ruler based on current unit -
|
|
note that only inch and cm are handled in this version */
|
|
|
|
if (utCur == utInch)
|
|
{
|
|
dxpLogUnit = dxpLogUnitInc = dxpLogInch;
|
|
cDivision = 8; /* # of divisions */
|
|
dxpMeas = dxpLogUnit >> 3; /* 1/8" units */
|
|
/* get extra pixels to distribute if not even multiple */
|
|
/* note - mod done by hand */
|
|
cxpExtra = dxpLogUnit - (dxpMeas << 3);
|
|
dcNextTick = 1;
|
|
/* fill table of tick lengths */
|
|
rgypTick[0] = ypT = ypTick;
|
|
rgypTick[4] = ypT += (dypTick >> 2);
|
|
rgypTick[2] = rgypTick[6] = ypT += (dypTick >> 2);
|
|
rgypTick[1] = rgypTick[3] = rgypTick[5] = rgypTick[7] =
|
|
ypT += (dypTick >> 2);
|
|
}
|
|
else
|
|
/* default to cm */
|
|
{
|
|
dxpLogUnit = dxpLogUnitInc = dxpLogCm;
|
|
cDivision = 2; /* # of divisions */
|
|
dxpMeas = dxpLogUnit >> 1; /* 1/2 cm units */
|
|
/* get extra pixels to distribute if not even multiple */
|
|
cxpExtra = dxpLogUnit - (dxpMeas << 1);
|
|
dcNextTick = 1;
|
|
/* fill table of tick lengths */
|
|
rgypTick[0] = ypTick;
|
|
rgypTick[1] = ypTick + (dypTick >> 1);
|
|
}
|
|
|
|
if (fInit)
|
|
{
|
|
/* Erase the area where the ruler will be drawn. */
|
|
PatBlt(vhDCRuler, 0, 0, dxpRuler, dypRuler, ropErase);
|
|
|
|
/* Draw a line across the bottom of the ruler. */
|
|
MoveTo(vhDCRuler, xpSelBar, dypRuler - 1);
|
|
LineTo(vhDCRuler, dxpRuler, dypRuler - 1);
|
|
|
|
/* Draw the base of the ruler. */
|
|
MoveTo(vhDCRuler, xpSelBar, ypTickEnd);
|
|
LineTo(vhDCRuler, dxpRuler, ypTickEnd);
|
|
}
|
|
else
|
|
{
|
|
/* Erase the old tick marks. */
|
|
PatBlt(vhDCRuler, 0, ypTickStart, dxpRuler, ypTickEnd -
|
|
ypTickStart, ropErase);
|
|
}
|
|
|
|
/* Set the clip region to be only the ruler. */
|
|
iLevel = SaveDC(vhDCRuler);
|
|
IntersectClipRect(vhDCRuler, xpSelBar, 0, dxpRuler, dypRuler);
|
|
|
|
/* Draw the ticks at the each division mark. */
|
|
/* iDivision is the current division with in a unit. It is
|
|
used to determine when extra pixels are distributed and
|
|
which tick mark to use */
|
|
{
|
|
register int iDivision = 0;
|
|
|
|
for (xp = (xpSelBar - xpMin); xp < dxpRuler; xp +=
|
|
dxpMeas)
|
|
{
|
|
/* distribute extra pixels at front */
|
|
if (iDivision < cxpExtra)
|
|
xp++;
|
|
|
|
MoveTo(vhDCRuler, xp, rgypTick[iDivision]);
|
|
LineTo(vhDCRuler, xp, ypTickEnd);
|
|
|
|
if (++iDivision == cDivision)
|
|
iDivision = 0;
|
|
}
|
|
}
|
|
|
|
|
|
/* Label the tick marks. */
|
|
dxpLine = GetSystemMetrics(SM_CXBORDER);
|
|
rgchInch[0] = rgchInch[1] = rgchInch[2] = '0';
|
|
for (xp = xpSelBar - xpMin;
|
|
xp < dxpRuler;
|
|
xp += dxpLogUnitInc, rgchInch[2] += dcNextTick)
|
|
{
|
|
int isz;
|
|
int dxpsz;
|
|
|
|
if (rgchInch[2] > '9')
|
|
{
|
|
rgchInch[1]++;
|
|
rgchInch[2] = '0' + (rgchInch[2] - (CHAR) ('9' + 1));
|
|
}
|
|
if (rgchInch[1] > '9')
|
|
{
|
|
rgchInch[0]++;
|
|
rgchInch[1] = '0' + (rgchInch[1] - (CHAR) ('9' + 1));
|
|
}
|
|
isz = rgchInch[0] == '0' ?
|
|
(rgchInch[1] == '0' ? 2 : 1):
|
|
0;
|
|
dxpsz = LOWORD(GetTextExtent(vhDCRuler,
|
|
(LPSTR)&rgchInch[isz],
|
|
3 - isz));
|
|
if (dxpsz + dxpLine >= dxpMeas)
|
|
{
|
|
PatBlt(vhDCRuler, xp + dxpLine, ypTickStart,
|
|
dxpsz, ypTickEnd - ypTickStart, ropErase);
|
|
}
|
|
TextOut(vhDCRuler, xp + dxpLine, ypTickStart -
|
|
tm.tmInternalLeading, (LPSTR)&rgchInch[isz],
|
|
3 - isz);
|
|
}
|
|
|
|
|
|
/* Set the clip region back. */
|
|
RestoreDC(vhDCRuler, iLevel);
|
|
}
|
|
|
|
/* Draw the buttons on the ruler. */
|
|
if (fInit)
|
|
{
|
|
register PRECT prc = &rgrcRulerBtn[btnMIN];
|
|
int btn;
|
|
|
|
/* Ensure that we have the bitmap for the buttons. */
|
|
if (SelectObject(hMDCBitmap, hbmBtn) == NULL)
|
|
{
|
|
if (NULL == (hbmBtn = LoadBitmap(hMmwModInstance,
|
|
MAKEINTRESOURCE(idBmBtns+viBmRuler)))
|
|
|| SelectObject(hMDCBitmap, hbmBtn) == NULL)
|
|
{
|
|
WinFailure();
|
|
goto NoBtns;
|
|
}
|
|
}
|
|
|
|
/* Now, draw the buttons. */
|
|
for (btn = btnMIN; btn < btnMaxUsed; btn++)
|
|
{
|
|
int dxpBtn = prc->right - prc->left;
|
|
|
|
BitBlt(vhDCRuler, prc->left, prc->top, dxpBtn, prc->bottom -
|
|
prc->top, hMDCBitmap, (btn - btnMIN) * dxpBtn, 0, vfMonochrome
|
|
? MERGEMARK : SRCCOPY);
|
|
prc++;
|
|
}
|
|
SelectObject(hMDCBitmap, hbmNullRuler);
|
|
NoBtns:;
|
|
}
|
|
}
|
|
|
|
/* If fFrame only is set, then we're finished. */
|
|
if (!fFrameOnly)
|
|
{
|
|
/* Lastly, draw the button settings, the margins and the tabs. */
|
|
TSV rgtsv[itsvparaMax];
|
|
register struct TBD *ptbd1;
|
|
int rmk;
|
|
int xpMarkMin = xpSelBar - (dxpMark >> 1);
|
|
int dxpMarkMax = dxpRuler - xpSelBar - (dxpMark >> 1);
|
|
unsigned dxa;
|
|
|
|
if (mprlcbtnDown[rlcTAB] == btnNIL)
|
|
{
|
|
/* Initalize the tab button to be left tab. */
|
|
UpdateRulerBtn(rlcTAB, btnTabSave);
|
|
}
|
|
|
|
/* Now for the spacing and justification. */
|
|
GetRgtsvPapSel(rgtsv);
|
|
UpdateRulerBtn(rlcSPACE, (rgtsv[itsvSpacing].fGray != 0) ? btnNIL :
|
|
(rgtsv[itsvSpacing].wTsv - czaLine) / (czaLine / 2) + btnSINGLE);
|
|
UpdateRulerBtn(rlcJUST, (rgtsv[itsvJust].fGray != 0) ? btnNIL :
|
|
(rgtsv[itsvJust].wTsv - jcLeft) + btnLEFT);
|
|
|
|
/* The margins and the tabs are based off of the first cp of the
|
|
selection. */
|
|
CacheSect(docCur, selCur.cpFirst);
|
|
CachePara(docCur, selCur.cpFirst);
|
|
|
|
/* If the window has scrolled horizontally or become wider, we must
|
|
redraw the margins and the tabs. */
|
|
if (!fInit && xpMinCur == xpMin)
|
|
{
|
|
/* Compare to see if the margins have changed. */
|
|
if (mprmkdxa[rmkINDENT] != vpapAbs.dxaLeft + vpapAbs.dxaLeft1)
|
|
{
|
|
goto DrawMargins;
|
|
}
|
|
if (mprmkdxa[rmkLMARG] != vpapAbs.dxaLeft)
|
|
{
|
|
goto DrawMargins;
|
|
}
|
|
if (mprmkdxa[rmkRMARG] != vsepAbs.dxaText - vpapAbs.dxaRight)
|
|
{
|
|
goto DrawMargins;
|
|
}
|
|
|
|
/* Compare to see if the tabs has changed. */
|
|
{
|
|
register struct TBD *ptbd2;
|
|
|
|
for (ptbd1 = &rgtbdRuler[0], ptbd2 = &vpapAbs.rgtbd[0];
|
|
ptbd1->dxa == ptbd2->dxa; ptbd1++, ptbd2++)
|
|
{
|
|
/* If the end of the list of tabs, then the lists are equal.
|
|
*/
|
|
if (ptbd1->dxa == 0)
|
|
{
|
|
goto SkipTabs;
|
|
}
|
|
|
|
/* The justification codes must match if they are decimal
|
|
tabs (everything else collaspes to left tabs). */
|
|
if (ptbd1->jc != ptbd2->jc && (ptbd1->jc == (jcTabDecimal
|
|
- jcTabMin) || (ptbd2->jc == (jcTabDecimal - jcTabMin))))
|
|
{
|
|
goto DrawMargins;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
DrawMargins:
|
|
#ifdef KINTL
|
|
/* This is really an extra. xpMinCur will get updated later on.
|
|
But, we need this variable set up right for the MergeRulerMark()
|
|
to draw a mark at the right place.... Oh well. */
|
|
xpMinCur = xpMin;
|
|
#endif /* ifdef KINTL */
|
|
|
|
/* Redraw the margins from scratch. Set up the bitmap for hMDCScreen,
|
|
the ruler bar in monochrome format. */
|
|
if ((hbm = CreateBitmap(dxpRuler + dxpMark, dypMark, 1, 1,
|
|
(LPSTR)NULL)) == NULL)
|
|
{
|
|
WinFailure();
|
|
goto SkipTabs;
|
|
}
|
|
DeleteObject(SelectObject(hMDCScreen, hbm));
|
|
PatBlt(hMDCScreen, 0, 0, dxpRuler + dxpMark, dypMark, vfMonochrome ?
|
|
ropErase : WHITENESS);
|
|
PatBlt(vhDCRuler, 0, dypRuler - dypMark - 1, dxpRuler + dxpMark,
|
|
dypMark, ropErase);
|
|
|
|
/* Determine the margin positions. */
|
|
mprmkdxa[rmkINDENT] = vpapAbs.dxaLeft + vpapAbs.dxaLeft1;
|
|
mprmkdxa[rmkLMARG] = vpapAbs.dxaLeft;
|
|
mprmkdxa[rmkRMARG] = (vdxaTextRuler = vsepAbs.dxaText) -
|
|
vpapAbs.dxaRight;
|
|
|
|
/* Draw the margins marks. */
|
|
for (rmk = rmkMARGMIN; rmk < rmkMARGMAX; rmk++)
|
|
{
|
|
register int dxp = MultDiv(mprmkdxa[rmk], dxpLogInch, czaInch) -
|
|
xpMin;
|
|
|
|
/* If the margin mark would not appear on the ruler, scrolled off to
|
|
either end, then don't try to draw it. */
|
|
if (dxp >= 0 && dxp < dxpMarkMax)
|
|
{
|
|
MergeRulerMark(rmk, xpMarkMin + dxp, FALSE);
|
|
}
|
|
}
|
|
|
|
/* Redraw the tabs. */
|
|
ptbd1 = &rgtbdRuler[0];
|
|
if (!fInit)
|
|
{
|
|
/* If fInit is set, then rgtbdRuler is not changed. */
|
|
blt(vpapAbs.rgtbd, ptbd1, cwTBD * itbdMax);
|
|
}
|
|
while ((dxa = ptbd1->dxa) != 0)
|
|
{
|
|
register int dxp = MultDiv(dxa, dxpLogInch, czaInch) - xpMin;
|
|
|
|
/* If the tab mark would not appear on the ruler, scrolled off to
|
|
either end, then don't try to draw it. */
|
|
if (dxp >= 0 && dxp < dxpMarkMax)
|
|
{
|
|
MergeRulerMark(ptbd1->jc == (jcTabDecimal - jcTabMin) ? rmkDTAB
|
|
: rmkLTAB, xpMarkMin + dxp, FALSE);
|
|
}
|
|
ptbd1++;
|
|
}
|
|
SkipTabs:;
|
|
}
|
|
|
|
/* Record the edges of the current window. */
|
|
xpMinCur = xpMin;
|
|
}
|
|
|
|
|
|
RulerMouse(pt)
|
|
POINT pt;
|
|
{
|
|
/* Process all mouse messages from a down-click at point pt until the
|
|
corresponding mouse up-click. */
|
|
|
|
int btn;
|
|
int rlc;
|
|
int rlcCur;
|
|
int rmkCur;
|
|
int xp;
|
|
int xpCur;
|
|
unsigned xa;
|
|
struct TBD *ptbd;
|
|
struct TBD tbd;
|
|
BOOL fMarkMove = FALSE;
|
|
BOOL fDeleteMark = FALSE;
|
|
BOOL fBtnChanged = FALSE;
|
|
|
|
if (!FWriteOk(fwcNil))
|
|
{
|
|
return;
|
|
}
|
|
|
|
/* Translate the point into a button group and a button. */
|
|
RulerStateFromPt(pt, &rlcCur, &btn);
|
|
|
|
/* Down clicking on the tab rule is a special case. */
|
|
if (rlcCur == rlcRULER)
|
|
{
|
|
unsigned dxa = MultDiv(pt.x - xpSelBar + xpMinCur, czaInch, dxpLogInch);
|
|
int rmk;
|
|
int itbd;
|
|
|
|
/* Have we moused down on a margin? */
|
|
for (rmk = rmkMARGMIN; rmk < rmkMARGMAX; rmk++)
|
|
{
|
|
#ifdef KINTL
|
|
if (FPointNear(mprmkdxa[rmk], dxa - XaKickBackXa(dxa)))
|
|
#else
|
|
if (FPointNear(mprmkdxa[rmk], dxa))
|
|
#endif /* if-else-def KINTL */
|
|
{
|
|
int xpT;
|
|
|
|
/* Remember this mark and its position. */
|
|
rmkCur = rmk;
|
|
xpCur = xpSelBar + MultDiv(mprmkdxa[rmk], dxpLogInch, czaInch) -
|
|
(dxpMark >> 1) - xpMinCur;
|
|
|
|
InvertMark:
|
|
#ifdef KINTL
|
|
/* Adjust for the kick-backs. */
|
|
/* But don't modify the xpCur. */
|
|
xpT = xpCur + XpKickBackXp(xpCur);
|
|
#else
|
|
xpT = xpCur;
|
|
#endif /* if-else-def KINTL */
|
|
|
|
/* Time to invert the selected mark. */
|
|
PatBlt(vhDCRuler, xpT, dypRuler - dypMark - 1, dxpMark,
|
|
dypMark, DSTINVERT);
|
|
goto GotMark;
|
|
}
|
|
}
|
|
|
|
/* Have we moused down on an existing tab? */
|
|
for (itbd = 0, ptbd = &rgtbdRuler[0]; ; itbd++, ptbd++)
|
|
{
|
|
/* The end of the tabs have been found. */
|
|
if (ptbd->dxa == 0)
|
|
{
|
|
break;
|
|
}
|
|
|
|
/* Have we moused down on this tab? */
|
|
#ifdef KINTL
|
|
if (FPointNear(ptbd->dxa, dxa - XaKickBackXa(dxa)))
|
|
#else
|
|
if (FPointNear(ptbd->dxa, dxa))
|
|
#endif /* if-else-def KANJI */
|
|
{
|
|
/* Save this tab descriptor and its location. */
|
|
tbd = *ptbd;
|
|
rmkCur = (tbd.jc + jcTabMin) == jcTabDecimal ? rmkDTAB :
|
|
rmkLTAB;
|
|
xpCur = xpSelBar + MultDiv(tbd.dxa, dxpLogInch, czaInch) -
|
|
(dxpMark >> 1) - xpMinCur;
|
|
goto InvertMark;
|
|
}
|
|
}
|
|
|
|
/* If one more tab would be too many, then beep and return. */
|
|
if (itbd >= itbdMax - 1)
|
|
{
|
|
_beep();
|
|
return;
|
|
}
|
|
|
|
/* Create a tab descriptor for this new tab. */
|
|
bltc(&tbd, 0, cwTBD);
|
|
tbd.dxa = XaQuantize(pt.x);
|
|
tbd.jc = (mprlcbtnDown[rlcTAB] == btnLTAB ? jcTabLeft : jcTabDecimal) -
|
|
jcTabMin;
|
|
rmkCur = (mprlcbtnDown[rlcTAB] - btnLTAB) + rmkLTAB;
|
|
|
|
/* A mark for the new tab needs to be drawn. */
|
|
MergeRulerMark(rmkCur, xpCur = xpSelBar + MultDiv(tbd.dxa, dxpLogInch,
|
|
czaInch) - (dxpMark >> 1) - xpMinCur, TRUE);
|
|
|
|
/* Inserting a tab is like moving an existing tab. */
|
|
fMarkMove = TRUE;
|
|
|
|
GotMark:;
|
|
|
|
#ifdef RULERALSO
|
|
/* Update dialog box */
|
|
if (vhDlgIndent && rmkCur < rmkMARGMAX)
|
|
{
|
|
SetIndentText(rmkCur, dxa);
|
|
}
|
|
#endif /* RULERALSO */
|
|
|
|
}
|
|
else if (rlcCur != rlcNIL)
|
|
{
|
|
/* Otherwise, if a button has been selected, the reflect the change on
|
|
the ruler. */
|
|
UpdateRulerBtn(rlcCur, btn);
|
|
}
|
|
else
|
|
{
|
|
/* The user has moused down on nothing of importance. */
|
|
return;
|
|
}
|
|
|
|
/* Get all of the mouse events until further notice. */
|
|
SetCapture(vhWndRuler);
|
|
|
|
/* Process all of the mouse move messages. */
|
|
while (FStillDown(&pt))
|
|
{
|
|
/* Movement on the tab ruler must be handled special. */
|
|
if (rlcCur == rlcRULER)
|
|
{
|
|
#ifdef KINTL
|
|
unsigned xaT;
|
|
#endif /* ifdef KINTL */
|
|
|
|
/* Guarantee that xp is in the range xpSelBar <= xp <= dxpRuler. */
|
|
if ((xp = pt.x) > dxpRuler)
|
|
{
|
|
xp = dxpRuler;
|
|
}
|
|
else if (xp < xpSelBar)
|
|
{
|
|
xp = xpSelBar;
|
|
}
|
|
|
|
/* Convert the mouse position to twips. */
|
|
#ifdef KINTL
|
|
if ((xa = XaQuantize(xp)) > (xaT = XaQuantizeXa(vdxaTextRuler))
|
|
#else
|
|
if ((xa = XaQuantize(xp)) > vdxaTextRuler
|
|
#endif /* if-else-def KINTL */
|
|
&& rmkCur < rmkMARGMAX)
|
|
{
|
|
/* Margins are confined to the page. */
|
|
#ifdef KINTL
|
|
xa = xaT;
|
|
#else
|
|
xa = vdxaTextRuler;
|
|
#endif
|
|
}
|
|
|
|
/* If the cursor is on the ruler, then we may move a tab, but we
|
|
always move the margins. */
|
|
if ((rmkCur < rmkMARGMAX) || (pt.y >= 0 && pt.y < dypRuler + dypMark
|
|
&& xa != 0))
|
|
{
|
|
/* If the current mark has not moved, then there is nothing to
|
|
do. */
|
|
if (fDeleteMark || xa != XaQuantize(xpCur + (dxpMark >> 1)))
|
|
{
|
|
/* Indicate that the mark has moved. */
|
|
fMarkMove = TRUE;
|
|
|
|
/* Restore the screen under the current mark. */
|
|
if (!fDeleteMark)
|
|
{
|
|
MergeRulerMark(rmkCur, xpCur, FALSE);
|
|
}
|
|
|
|
/* Draw the mark at the new location. */
|
|
MergeRulerMark(rmkCur, xpCur = MultDiv(xa, dxpLogInch,
|
|
czaInch) + xpSelBar - xpMinCur - (dxpMark >> 1), TRUE);
|
|
|
|
/* Show this is a valid mark. */
|
|
fDeleteMark = FALSE;
|
|
|
|
#ifdef RULERALSO
|
|
/* Update dialog box */
|
|
if (vhDlgIndent && rmkCur < rmkMARGMAX)
|
|
{
|
|
SetIndentText(rmkCur, xa);
|
|
}
|
|
#endif /* RULERALSO */
|
|
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* Restore the screen under the current mark. */
|
|
if (!fDeleteMark)
|
|
{
|
|
MergeRulerMark(rmkCur, xpCur, FALSE);
|
|
}
|
|
|
|
/* This mark is being deleted. */
|
|
fDeleteMark = TRUE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* If the mouse is on a button within the same button group, then
|
|
reflect the change. */
|
|
RulerStateFromPt(pt, &rlc, &btn);
|
|
if (rlc == rlcCur)
|
|
{
|
|
UpdateRulerBtn(rlc, btn);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* We are capturing all mouse events; we can now release them. */
|
|
ReleaseCapture();
|
|
|
|
/* Up-clicking on the tab ruler is a special case. */
|
|
if (rlcCur == rlcRULER)
|
|
{
|
|
if (!fDeleteMark)
|
|
{
|
|
/* Restore the screen under the current mark. */
|
|
MergeRulerMark(rmkCur, xpCur, FALSE);
|
|
}
|
|
|
|
if (fMarkMove)
|
|
{
|
|
/* Guarantee that xp is in the range xpSelBar <= xp <= dxpRuler. */
|
|
if ((xp = pt.x) > dxpRuler)
|
|
{
|
|
xp = dxpRuler;
|
|
}
|
|
else if (xp < xpSelBar)
|
|
{
|
|
xp = xpSelBar;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
xp = xpCur + (dxpMark >> 1);
|
|
}
|
|
|
|
/* Convert the mouse position to twips. */
|
|
if ((xa = XaQuantize(xp)) > vdxaTextRuler && rmkCur < rmkMARGMAX)
|
|
{
|
|
/* Margins are confined to the page. */
|
|
xa = vdxaTextRuler;
|
|
}
|
|
|
|
/* If the cursor is on the ruler then we may insert/move a tab, but we
|
|
always move the margins. */
|
|
if ((rmkCur < rmkMARGMAX) || (pt.y >= 0 && pt.y < dypRuler + dypMark &&
|
|
xa != 0))
|
|
{
|
|
/* Draw the mark at the new location. */
|
|
MergeRulerMark(rmkCur, MultDiv(xa, dxpLogInch, czaInch) + xpSelBar -
|
|
xpMinCur - (dxpMark >> 1), FALSE);
|
|
|
|
/* We are moving one of the margins. */
|
|
if (rmkCur < rmkMARGMAX)
|
|
{
|
|
if (vfMargChanged = mprmkdxa[rmkCur] != xa)
|
|
{
|
|
mprmkdxa[rmkCur] = xa;
|
|
}
|
|
|
|
#ifdef RULERALSO
|
|
/* Update dialog box */
|
|
if (vhDlgIndent)
|
|
{
|
|
SetIndentText(rmkCur, xa);
|
|
}
|
|
#endif /* RULERALSO */
|
|
|
|
}
|
|
|
|
/* It is a tab we are inserting/deleting. */
|
|
else
|
|
{
|
|
tbd.dxa = xa;
|
|
|
|
/* Is this a new tab? */
|
|
if (ptbd->dxa == 0)
|
|
{
|
|
/* Insert the new tab. */
|
|
InsertRulerTab(&tbd);
|
|
}
|
|
|
|
/* We are moving a tab; if it hasn't really moved, then do
|
|
nothing. */
|
|
else if (!FCloseXa(ptbd->dxa, xa))
|
|
{
|
|
DeleteRulerTab(ptbd);
|
|
InsertRulerTab(&tbd);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* We are deleting the tab; if its a new, there's nothing to do. */
|
|
else if (ptbd->dxa != 0)
|
|
{
|
|
DeleteRulerTab(ptbd);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* If the mouse is on a button within the same button group, then
|
|
reflect the change. */
|
|
|
|
int btnT;
|
|
|
|
RulerStateFromPt(pt, &rlc, &btnT);
|
|
if (rlc == rlcCur)
|
|
{
|
|
UpdateRulerBtn(rlc, btn = btnT);
|
|
}
|
|
fBtnChanged = btn != mprlcbtnDown[btn];
|
|
}
|
|
|
|
/* Do the format only if a button changed */
|
|
if ((fBtnChanged && rlcCur != rlcTAB) || vfMargChanged || vfTabsChanged)
|
|
{
|
|
struct SEL selSave;
|
|
typeCP dcp;
|
|
typeCP dcp2;
|
|
CHAR rgb[1 + cchINT];
|
|
CHAR *pch;
|
|
int sprm;
|
|
int val;
|
|
struct TBD (**hgtbd)[];
|
|
|
|
/* Set the selection to cover all of the paragraphs selected. */
|
|
ExpandCurSel(&selSave);
|
|
dcp2 = (dcp = selCur.cpLim - selCur.cpFirst) - (selCur.cpLim > cpMacCur
|
|
? ccpEol : 0);
|
|
SetUndo(uacRulerChange, docCur, selCur.cpFirst, (rlcCur != rlcRULER ||
|
|
rmkCur < rmkMARGMAX) ? dcp : dcp2, docNil, cpNil, dcp2, 0);
|
|
|
|
/* Set the sprm and it's value for the ruler change. */
|
|
switch (rlcCur)
|
|
{
|
|
case rlcSPACE:
|
|
sprm = sprmPDyaLine;
|
|
val = (mprlcbtnDown[rlcSPACE] - btnSINGLE) * (czaLine / 2) +
|
|
czaLine;
|
|
break;
|
|
|
|
case rlcJUST:
|
|
sprm = sprmPJc;
|
|
val = mprlcbtnDown[rlcJUST] - btnLEFT + jcLeft;
|
|
break;
|
|
|
|
case rlcRULER:
|
|
switch (rmkCur)
|
|
{
|
|
case rmkINDENT:
|
|
sprm = sprmPFIndent;
|
|
val = mprmkdxa[rmkINDENT] - mprmkdxa[rmkLMARG];
|
|
break;
|
|
|
|
case rmkLMARG:
|
|
/* Changing the left margin changes the first indent as well.
|
|
First, the indent... */
|
|
val = mprmkdxa[rmkINDENT] - mprmkdxa[rmkLMARG];
|
|
pch = &rgb[0];
|
|
*pch++ = sprmPFIndent;
|
|
bltbyte(&val, pch, cchINT);
|
|
AddOneSprm(rgb, FALSE);
|
|
|
|
/* Now for the left margin... */
|
|
sprm = sprmPLMarg;
|
|
val = mprmkdxa[rmkLMARG];
|
|
break;
|
|
|
|
case rmkRMARG:
|
|
sprm = sprmPRMarg;
|
|
val = vdxaTextRuler - mprmkdxa[rmkRMARG];
|
|
break;
|
|
|
|
case rmkLTAB:
|
|
case rmkDTAB:
|
|
/* Tabs are different. The change is made by blting the new tab
|
|
table on top of the old. */
|
|
vfTabsChanged = FALSE;
|
|
if ((hgtbd = (**hpdocdod)[docCur].hgtbd) == NULL)
|
|
{
|
|
if (FNoHeap(hgtbd = (struct TBD (**)[])HAllocate(itbdMax *
|
|
cwTBD)))
|
|
{
|
|
return;
|
|
}
|
|
(**hpdocdod)[docCur].hgtbd = hgtbd;
|
|
}
|
|
blt(rgtbdRuler, *hgtbd, itbdMax * cwTBD);
|
|
|
|
/* Changing the tabs makes everything dirty. */
|
|
(**hpdocdod)[docCur].fDirty = TRUE;
|
|
vdocParaCache = docNil;
|
|
TrashAllWws();
|
|
goto ChangeMade;
|
|
}
|
|
|
|
/* Indicate that the margins have been set. */
|
|
vfMargChanged = FALSE;
|
|
}
|
|
|
|
/* Now, lets set the sprm to the new value. */
|
|
pch = &rgb[0];
|
|
*pch++ = sprm;
|
|
bltbyte(&val, pch, cchINT);
|
|
AddOneSprm(rgb, FALSE);
|
|
|
|
ChangeMade:
|
|
/* Reset the selection to it's old value. */
|
|
EndLookSel(&selSave, TRUE);
|
|
}
|
|
}
|
|
|
|
|
|
near RulerStateFromPt(pt, prlc, pbtn)
|
|
POINT pt;
|
|
int *prlc;
|
|
int *pbtn;
|
|
{
|
|
/* This routine return in *prlc and *pbtn, the button group and the button
|
|
at point pt. The only button in group rlcRULER is btnNIL. */
|
|
|
|
int btn;
|
|
|
|
/* First check if the point is in a button. */
|
|
for (btn = btnMIN; btn < btnMaxUsed; btn++)
|
|
{
|
|
if (PtInRect((LPRECT)&rgrcRulerBtn[btn], pt))
|
|
{
|
|
goto ButtonFound;
|
|
}
|
|
}
|
|
|
|
/* The point is either on the tab ruler or nowhere of any interest. */
|
|
*prlc = (pt.y >= dypRuler - dypMark - 2 && pt.x > xpSelBar - (dxpMark >> 1)
|
|
&& pt.x < dxpRuler + (dxpMark >> 1)) ? rlcRULER : rlcNIL;
|
|
*pbtn = btnNIL;
|
|
return;
|
|
|
|
ButtonFound:
|
|
/* The point is in a button, we just have to decide which button group. */
|
|
switch (btn)
|
|
{
|
|
case btnLTAB:
|
|
case btnDTAB:
|
|
*prlc = rlcTAB;
|
|
break;
|
|
|
|
case btnSINGLE:
|
|
case btnSP15:
|
|
case btnDOUBLE:
|
|
*prlc = rlcSPACE;
|
|
break;
|
|
|
|
case btnLEFT:
|
|
case btnCENTER:
|
|
case btnRIGHT:
|
|
case btnJUST:
|
|
*prlc = rlcJUST;
|
|
break;
|
|
}
|
|
*pbtn = btn;
|
|
}
|
|
|
|
|
|
void near HighlightButton(fOn, btn)
|
|
BOOL fOn; /* true if we should highlight this button, false = unhighlight */
|
|
int btn;
|
|
{
|
|
register PRECT prc = &rgrcRulerBtn[btn];
|
|
int dxpBtn = prc->right - prc->left;
|
|
|
|
/* If we're highlighting, then get the black-on-white button from
|
|
the right group; otherwise copy the white-on-black button ..pt */
|
|
int btnFromBM = btn - btnMIN + (fOn ? btnMaxReal : 0);
|
|
|
|
/* Ensure that we have the bitmap for the buttons. */
|
|
if (SelectObject(hMDCBitmap, hbmBtn) == NULL)
|
|
{
|
|
if ((hbmBtn = LoadBitmap(hMmwModInstance, MAKEINTRESOURCE(idBmBtns+viBmRuler))) ==
|
|
NULL || SelectObject(hMDCBitmap, hbmBtn) == NULL)
|
|
{
|
|
WinFailure();
|
|
goto NoBtns;
|
|
}
|
|
}
|
|
|
|
BitBlt(vhDCRuler, prc->left, prc->top, dxpBtn, prc->bottom - prc->top,
|
|
hMDCBitmap, btnFromBM * dxpBtn, 0, SRCCOPY);
|
|
|
|
SelectObject(hMDCBitmap, hbmNullRuler);
|
|
NoBtns:;
|
|
}
|
|
|
|
|
|
near UpdateRulerBtn(rlc, btn)
|
|
int rlc;
|
|
int btn;
|
|
{
|
|
/* This routine turns off the currently selected button in button group rlc
|
|
and turns on button btn. It is assumed that rlc is neither rlcNIL nor
|
|
rlcRULER, since neither group has buttons to update. */
|
|
|
|
int *pbtnOld = &mprlcbtnDown[rlc];
|
|
int btnOld = *pbtnOld;
|
|
|
|
Assert(rlc != rlcNIL && rlc != rlcRULER);
|
|
|
|
/* If the button hasn't changed, then there is nothing to do. */
|
|
if (btn != btnOld)
|
|
{
|
|
if (vhDCRuler != NULL)
|
|
{
|
|
/* Invert the old button (back to normal), and then invert the new
|
|
button. */
|
|
if (btnOld != btnNIL)
|
|
{
|
|
/* If there is no old button, then, of course, we can't invert
|
|
it. */
|
|
HighlightButton(fFalse, btnOld);
|
|
}
|
|
|
|
if (btn != btnNIL)
|
|
{
|
|
/* If the new button is not btnNIL, then invert it. */
|
|
HighlightButton(fTrue, btn);
|
|
}
|
|
}
|
|
|
|
/* Record whic button is now set. */
|
|
*pbtnOld = btn;
|
|
}
|
|
}
|
|
|
|
#ifdef KINTL
|
|
/* Given xa for a mouse position in a ruler, return the amount of xa for
|
|
a display adjustment. */
|
|
unsigned near XaKickBackXa(xa)
|
|
unsigned xa;
|
|
{
|
|
extern int utCur;
|
|
extern int dxaAdjustPerCm;
|
|
int cCm, cCh;
|
|
|
|
switch (utCur) {
|
|
case utCm:
|
|
cCm = xa / czaCm;
|
|
return (dxaAdjustPerCm * cCm);
|
|
case utInch:
|
|
return (0);
|
|
default:
|
|
Assert(FALSE);
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
near XpKickBackXp(xp)
|
|
int xp;
|
|
{
|
|
/* Computes the amount of a necessary kick-back in xp, if
|
|
a ruler marker is to be drawn at a given xp. */
|
|
extern int utCur;
|
|
extern int dxaAdjustPerCm;
|
|
|
|
int cCm, cCh;
|
|
|
|
switch (utCur) {
|
|
case utInch:
|
|
return 0;
|
|
case utCm:
|
|
/* For every cm, we are off by dxaAdjustPerCm twips. */
|
|
cCm = (xp - xpSelBar + xpMinCur + (dxpMark >> 1)) / dxpLogCm;
|
|
return (MultDiv(dxaAdjustPerCm * cCm, dxpLogInch, czaInch));
|
|
default:
|
|
Assert(FALSE);
|
|
return 0;
|
|
}
|
|
}
|
|
#endif /* ifdef KINTL */
|
|
|
|
|
|
near MergeRulerMark(rmk, xpMark, fHighlight)
|
|
int rmk;
|
|
int xpMark;
|
|
BOOL fHighlight;
|
|
{
|
|
/* This routine merges the ruler mark, rmk, with the contents of the ruler
|
|
bar at xpMark. To accomodate color, the merging of the mark with the
|
|
background must be done first in a monochrome memory bitmap, then converted
|
|
back to color. The mark is highlighed if fHighlight is set. */
|
|
|
|
int ypMark = dypRuler - dypMark - 1;
|
|
|
|
/* Ensure that we have the bitmap for the ruler marks. */
|
|
if (SelectObject(hMDCBitmap, hbmMark) == NULL)
|
|
{
|
|
if ((hbmMark = LoadBitmap(hMmwModInstance, MAKEINTRESOURCE(idBmMarks+viBmRuler))) == NULL
|
|
|| SelectObject(hMDCBitmap, hbmMark) == NULL)
|
|
{
|
|
WinFailure();
|
|
return;
|
|
}
|
|
}
|
|
|
|
#ifdef KINTL
|
|
/* Adjust for the kick back */
|
|
xpMark += XpKickBackXp(xpMark);
|
|
#endif /* ifdef KINTL */
|
|
|
|
/* Merge the mark into the monochrome bitmap. */
|
|
BitBlt(hMDCScreen, xpMark, 0, dxpMark, dypMark, hMDCBitmap, (rmk - rmkMIN) *
|
|
dxpMark, 0, MERGEMARK);
|
|
|
|
/* Display the bitmap on the ruler bar. */
|
|
BitBlt(vhDCRuler, xpMark, ypMark, dxpMark, dypMark, hMDCScreen, xpMark, 0,
|
|
fHighlight ? NOTSRCCOPY : SRCCOPY);
|
|
|
|
SelectObject(hMDCBitmap, hbmNullRuler);
|
|
}
|
|
|
|
|
|
BOOL near FPointNear(xaTarget, xaProbe)
|
|
unsigned xaTarget;
|
|
unsigned xaProbe;
|
|
{
|
|
/* This routine returns TRUE if and only if xaProbe is sufficiently close to
|
|
xaTarget for selection purposes. */
|
|
|
|
int dxa;
|
|
|
|
if ((dxa = xaTarget - xaProbe) < 0)
|
|
{
|
|
dxa = -dxa;
|
|
}
|
|
return (dxa < MultDiv(dxpMark, czaInch, dxpLogInch) >> 1);
|
|
}
|
|
|
|
|
|
unsigned near XaQuantize(xp)
|
|
int xp;
|
|
{
|
|
#ifdef KINTL
|
|
/* This routine converts an x-coordinate from the ruler to twips
|
|
rounding it to the nearest sixteenth of an inch if utCur = utInch,
|
|
or to the nearest eighth of a centimeter if utCur = utCm. */
|
|
unsigned xa = MultDiv(xp - xpSelBar + xpMinCur, czaInch, dxpLogInch);
|
|
return (XaQuantizeXa(xa));
|
|
#else
|
|
/* This routine converts an x-coordinate from the ruler to twips rounding it
|
|
to the nearest sixteenth of an inch. */
|
|
|
|
unsigned xa = MultDiv(xp - xpSelBar + xpMinCur, czaInch, dxpLogInch);
|
|
|
|
/* NOTE: This code has been simplified because we "know" czaInch is a
|
|
multiple of 32. */
|
|
return ((xa + czaInch / 32) / (czaInch / 16) * (czaInch / 16));
|
|
#endif /* not KINTL */
|
|
}
|
|
|
|
#ifdef KINTL
|
|
unsigned near XaQuantizeXa(xa)
|
|
unsigned xa;
|
|
{
|
|
extern int utCur;
|
|
long xaL;
|
|
|
|
switch (utCur) {
|
|
case utInch:
|
|
/* NOTE: This code has been simplified because we "know" czaInch is a
|
|
multiple of 32. */
|
|
return ((xa + czaInch / 32) / (czaInch / 16) * (czaInch / 16));
|
|
case utCm:
|
|
/* NOTE: Actually, we are calculating:
|
|
(xa + czaCm / 16) / (czaCm / 8) * (czaCm / 8)
|
|
but calculated in 16*twips, so that there will
|
|
be the least rounding error. */
|
|
xaL = ((long) xa) << 4;
|
|
xaL = (xaL + czaCm) / (czaCm << 1) * (czaCm << 1);
|
|
/* Kick back is adjusted in MergeRulerMark. */
|
|
return ((unsigned) (xaL >> 4));
|
|
default:
|
|
Assert(FALSE);
|
|
return (xa); /* Heck, it's better than nothing. */
|
|
}
|
|
}
|
|
#endif /* KINTL */
|
|
|
|
|
|
near DeleteRulerTab(ptbd)
|
|
struct TBD *ptbd;
|
|
{
|
|
/* This routine removes the tab at ptbd from its table. */
|
|
|
|
vfTabsChanged = TRUE;
|
|
do
|
|
{
|
|
*ptbd = *(ptbd + 1);
|
|
}
|
|
while ((ptbd++)->dxa != 0);
|
|
}
|
|
|
|
|
|
near InsertRulerTab(ptbd)
|
|
struct TBD *ptbd;
|
|
{
|
|
/* This routine inserts the tab *ptbd into rgtbdRuler unless there is one
|
|
close to it already. */
|
|
|
|
register struct TBD *ptbdT;
|
|
unsigned dxa = ptbd->dxa;
|
|
unsigned dxaT;
|
|
|
|
/* Search the table for a tab that is close to the tab to be inserted. */
|
|
for (ptbdT = &rgtbdRuler[0]; ptbdT->dxa != 0; ptbdT++)
|
|
{
|
|
if (FCloseXa(ptbdT->dxa, dxa))
|
|
{
|
|
/* Overwrite the old tab iff the tab has changed. */
|
|
if (ptbdT->jc != ptbd->jc)
|
|
{
|
|
*ptbdT = *ptbd;
|
|
vfTabsChanged = TRUE;
|
|
}
|
|
|
|
/* Clean up the ruler and exit. */
|
|
RulerPaint(TRUE, FALSE, TRUE);
|
|
return;
|
|
}
|
|
}
|
|
|
|
vfTabsChanged = TRUE;
|
|
|
|
/* Insert the tab at the correctly sorted place. */
|
|
for (ptbdT = &rgtbdRuler[0]; (dxaT = ptbdT->dxa) != 0; ptbdT++)
|
|
{
|
|
if (dxa <= dxaT)
|
|
{
|
|
/* Insert the tab in front of ptbdT and move the remaining tabs up
|
|
one slot. The last tab will be overwritten to avoid table overflow.
|
|
*/
|
|
blt(ptbdT, ptbdT + 1, ((&rgtbdRuler[0] - ptbdT) + (itbdMax - 2)) *
|
|
cwTBD);
|
|
*ptbdT = *ptbd;
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* Insert the tab at the end of the table unless the table is full. */
|
|
if (ptbdT - &rgtbdRuler[0] < itbdMax - 1)
|
|
{
|
|
*ptbdT = *ptbd;
|
|
(ptbdT + 1)->dxa = 0;
|
|
}
|
|
}
|
|
|
|
|
|
BOOL near FCloseXa(xa1, xa2)
|
|
unsigned xa1;
|
|
unsigned xa2;
|
|
{
|
|
#ifdef KINTL
|
|
/* This function returns TRUE if xa1 is "close" to xa2;
|
|
FALSE otherwise. Threshold is determined by utCur. */
|
|
int dxa;
|
|
int dxaThreshold;
|
|
|
|
extern int utCur;
|
|
|
|
if ((dxa = xa1 - xa2) < 0)
|
|
{
|
|
dxa = -dxa;
|
|
}
|
|
switch (utCur) {
|
|
case utInch:
|
|
dxaThreshold = czaInch / 16;
|
|
break;
|
|
case utCm:
|
|
dxaThreshold = czaCm / 8;
|
|
break;
|
|
default:
|
|
Assert(FALSE);
|
|
dxaThreshold = 0; /* Heck. It doesn't matter at this point. */
|
|
break;
|
|
}
|
|
return (dxa < dxaThreshold);
|
|
#else /* not KINTL */
|
|
/* This function returns TRUE if xa1 is "close" to xa2; FALSE otherwise. */
|
|
|
|
int dxa;
|
|
|
|
if ((dxa = xa1 - xa2) < 0)
|
|
{
|
|
dxa = -dxa;
|
|
}
|
|
return (dxa < czaInch / 16);
|
|
#endif /* not KINTL */
|
|
}
|
|
|
|
|
|
|
|
#ifdef DEBUG
|
|
RulerMarquee()
|
|
{
|
|
/* This routine displays and scrolls the "marquee" message in the ruler mark
|
|
area. */
|
|
|
|
static CHAR szMarquee[] = "Dz}w|d`3Dazgv3{r`3qvv}3qa|ft{g3g|3j|f3qj3Q|q?3Q|q?3Qajr}?3P{z>P{fv}?3r}w3Crg";
|
|
LOGFONT lf;
|
|
HFONT hf;
|
|
HFONT hfOld;
|
|
|
|
/* Decode the marquee message. */
|
|
if (szMarquee[0] == 'D')
|
|
{
|
|
int ich;
|
|
|
|
for (ich = 0; ich < sizeof(szMarquee) - 1; ich++)
|
|
{
|
|
szMarquee[ich] ^= 0x13;
|
|
}
|
|
}
|
|
|
|
/* Get a logical font that will fit in the ruler mark area. */
|
|
bltbc(&lf, 0, sizeof(LOGFONT));
|
|
lf.lfHeight = -dypMark;
|
|
lf.lfPitchAndFamily = FIXED_PITCH;
|
|
|
|
/* Can we create such a font. */
|
|
if ((hf = CreateFontIndirect(&lf)) != NULL)
|
|
{
|
|
if ((hfOld = SelectObject(vhDCRuler, hf)) != NULL)
|
|
{
|
|
int xp;
|
|
int yp = dypRuler - dypMark - 1;
|
|
int dxp = LOWORD(GetTextExtent(vhDCRuler, (LPSTR)szMarquee,
|
|
sizeof(szMarquee) - 1));
|
|
int dxpScroll = MultDiv(GetSystemMetrics(SM_CXSCREEN), dypMark,
|
|
2048);
|
|
int iLevel;
|
|
TEXTMETRIC tm;
|
|
|
|
/* Erase what is in the ruler mark area. */
|
|
PatBlt(vhDCRuler, 0, yp, dxpRuler, dypMark, ropErase);
|
|
|
|
/* Scroll the marquee across the screen. */
|
|
iLevel = SaveDC(vhDCRuler);
|
|
IntersectClipRect(vhDCRuler, xpSelBar, yp, dxpRuler, dypRuler - 1);
|
|
GetTextMetrics(vhDCRuler, (LPTEXTMETRIC)&tm);
|
|
for (xp = dxpRuler; xp > xpSelBar - dxp; xp -= dxpScroll)
|
|
{
|
|
BitBlt(vhDCRuler, xp, yp, min(dxpRuler - (xp + dxpScroll), dxp),
|
|
dypMark, vhDCRuler, xp + dxpScroll, yp, SRCCOPY);
|
|
PatBlt(vhDCRuler, min(dxpRuler - dxpScroll, xp + dxp), yp,
|
|
dxpScroll, dypMark, ropErase);
|
|
if (xp + dxp >= dxpRuler)
|
|
{
|
|
int dxpch = (dxpRuler - xp) % tm.tmAveCharWidth;
|
|
int ich = (dxpRuler - xp) / tm.tmAveCharWidth;
|
|
|
|
if (dxpch == 0 && xp < dxpRuler)
|
|
{
|
|
dxpch = tm.tmAveCharWidth;
|
|
ich--;
|
|
}
|
|
TextOut(vhDCRuler, dxpRuler - dxpch, yp -
|
|
tm.tmInternalLeading, (LPSTR)&szMarquee[ich], 1);
|
|
}
|
|
}
|
|
RestoreDC(vhDCRuler, iLevel);
|
|
|
|
/* Cleanup the font and the screen. */
|
|
SelectObject(vhDCRuler, hfOld);
|
|
RulerPaint(TRUE, FALSE, TRUE);
|
|
}
|
|
DeleteObject(hf);
|
|
}
|
|
}
|
|
#endif
|
|
|