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Modified ruler stuff

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This commit is contained in:
dan
2000-06-22 22:49:50 +00:00
parent 6f912eded3
commit 6de30498da
3 changed files with 353 additions and 385 deletions
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31
WINGs/WINGs.h
View File

@@ -401,6 +401,23 @@ typedef struct WMInputPanel {
} WMInputPanel; } WMInputPanel;
/* WMRuler stuff */
/* All indentation and tab markers are _relative_ to the left margin marker */
/* a tabstop is a linked list of tabstops, each containing the position of the tabstop */
typedef struct {
int value;
struct WMTabStops *next;
} WMTabStops;
typedef struct {
int left; /* left margin marker */
int right; /* right margin marker */
int first; /* indentation marker for first line only */
int body; /* body indentation marker */
WMTabStops *tabs;
} WMRulerMargins;
@@ -1389,27 +1406,25 @@ int WMGetSplitViewDividerThickness(WMSplitView *sPtr);
/* ...................................................................... */ /* ...................................................................... */
WMRuler *WMCreateRuler (WMWidget *parent);
WMRuler *WMCreateRuler(WMWidget *parent);
void WMShowRulerTabs(WMRuler *rPtr, Bool Show); void WMShowRulerTabs(WMRuler *rPtr, Bool Show);
int WMGetRulerMargin(WMRuler *rPtr, int which); WMRulerMargins WMGetRulerMargins(WMRuler *rPtr);
int WMGetReleasedRulerMargin(WMRuler *rPtr); void WMSetRulerMargins(WMRuler *rPtr, WMRulerMargins margins);
int WMGetGrabbedRulerMargin(WMRuler *rPtr); int WMGetGrabbedRulerMargin(WMRuler *rPtr);
int WMGetReleasedRulerMargin(WMRuler *rPtr);
int WMGetRulerOffset(WMRuler *rPtr); int WMGetRulerOffset(WMRuler *rPtr);
void WMSetRulerOffset(WMRuler *rPtr, int pixels); void WMSetRulerOffset(WMRuler *rPtr, int pixels);
void WMSetRulerMargin(WMRuler *rPtr, int which, int pixels);
void WMSetRulerAction(WMRuler *rPtr, WMAction *action, void *clientData);
void WMSetRulerMoveAction(WMRuler *rPtr, WMAction *action, void *clientData); void WMSetRulerMoveAction(WMRuler *rPtr, WMAction *action, void *clientData);
void WMSetRulerReleaseAction(WMRuler *rPtr, WMAction *action, void *clientData);
/* ....................................................................... */ /* ....................................................................... */

660
WINGs/wruler.c
View File

@@ -1,51 +1,51 @@
#include "wruler.h" #include "WINGsP.h"
#define MIN_DOC_WIDTH 10 #define MIN_DOC_WIDTH 10
typedef struct W_Ruler { typedef struct W_Ruler {
W_Class widgetClass; W_Class widgetClass;
W_View *view; W_View *view;
W_View *pview; /* the parent's view (for drawing the line) */ W_View *pview; /* the parent's view (for drawing the line) */
WMAction *moveAction; /* what to when while moving */ WMAction *moveAction; /* what to when while moving */
WMAction *releaseAction; /* what to do when released */ WMAction *releaseAction; /* what to do when released */
void *clientData; void *clientData;
GC fg, bg;
WMFont *font;
WMRulerMargins margins;
int offset;
int motion; /* the position of the _moving_ marker(s) */
int end; /* the last tick on the baseline (restrict markers to it) */
Pixmap drawBuffer; GC fg, bg;
WMFont *font;
WMRulerMargins margins;
int offset;
int motion; /* the position of the _moving_ marker(s) */
int end; /* the last tick on the baseline (restrict markers to it) */
struct { Pixmap drawBuffer;
unsigned int buttonPressed:1;
/* 0, 1, 2, 3, 4, 5, 6 */ struct {
unsigned int whichMarker:3; /* none, left, right, first, body, tabstop, both */ unsigned int buttonPressed:1;
unsigned int RESERVED:28; /* 0, 1, 2, 3, 4, 5, 6 */
} flags; unsigned int whichMarker:3; /* none, left, right, first, body, tabstop, both */
unsigned int RESERVED:28;
} flags;
} Ruler; } Ruler;
/* Marker for left margin
/* Marker for left margin
|\
| \ |\
|__\ | \
| |__\
| */ |
static void | */
static void
drawLeftMarker(Ruler *rPtr) drawLeftMarker(Ruler *rPtr)
{ {
XPoint points[4]; XPoint points[4];
int xpos = (rPtr->flags.whichMarker==1? int xpos = (rPtr->flags.whichMarker==1?
rPtr->motion:rPtr->margins.left); rPtr->motion:rPtr->margins.left);
XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer, XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, xpos, 8, xpos, 22); rPtr->fg, xpos, 8, xpos, 22);
points[0].x = xpos; points[0].x = xpos;
points[0].y = 1; points[0].y = 1;
points[1].x = points[0].x+6; points[1].x = points[0].x+6;
@@ -54,27 +54,27 @@ drawLeftMarker(Ruler *rPtr)
points[2].y = 9; points[2].y = 9;
points[3].x = points[0].x; points[3].x = points[0].x;
points[3].y = 9; points[3].y = 9;
XFillPolygon (rPtr->view->screen->display, rPtr->drawBuffer, XFillPolygon (rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, points, 4, Convex, CoordModeOrigin); rPtr->fg, points, 4, Convex, CoordModeOrigin);
} }
/* Marker for right margin /* Marker for right margin
/| /|
/ | / |
/__| /__|
| |
| */ | */
static void static void
drawRightMarker(Ruler *rPtr) drawRightMarker(Ruler *rPtr)
{ {
XPoint points[4]; XPoint points[4];
int xpos = (rPtr->flags.whichMarker==2? int xpos = (rPtr->flags.whichMarker==2?
rPtr->motion:rPtr->margins.right); rPtr->motion:rPtr->margins.right);
XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer, XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, xpos, 8, xpos, 22); rPtr->fg, xpos, 8, xpos, 22);
points[0].x = xpos+1; points[0].x = xpos+1;
points[0].y = 0; points[0].y = 0;
points[1].x = points[0].x-6; points[1].x = points[0].x-6;
@@ -83,402 +83,402 @@ drawRightMarker(Ruler *rPtr)
points[2].y = 9; points[2].y = 9;
points[3].x = points[0].x; points[3].x = points[0].x;
points[3].y = 9; points[3].y = 9;
XFillPolygon (rPtr->view->screen->display, rPtr->drawBuffer, XFillPolygon (rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, points, 4, Convex, CoordModeOrigin); rPtr->fg, points, 4, Convex, CoordModeOrigin);
} }
/* Marker for first line only /* Marker for first line only
_____ _____
|___| |___|
| */ | */
static void static void
drawFirstMarker(Ruler *rPtr) drawFirstMarker(Ruler *rPtr)
{ {
int xpos = ((rPtr->flags.whichMarker==3 || rPtr->flags.whichMarker==6)? int xpos = ((rPtr->flags.whichMarker==3 || rPtr->flags.whichMarker==6)?
rPtr->motion:rPtr->margins.first); rPtr->motion:rPtr->margins.first);
XFillRectangle(rPtr->view->screen->display, rPtr->drawBuffer, XFillRectangle(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, xpos-5, 10, 11, 5); rPtr->fg, xpos-5, 10, 11, 5);
XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer, XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, xpos, 12, xpos, 22); rPtr->fg, xpos, 12, xpos, 22);
} }
/* Marker for rest of body /* Marker for rest of body
_____ _____
\ / \ /
\./ */ \./ */
static void static void
drawBodyMarker(Ruler *rPtr) drawBodyMarker(Ruler *rPtr)
{ {
XPoint points[4]; XPoint points[4];
int xpos = ((rPtr->flags.whichMarker==4 || rPtr->flags.whichMarker==6)? int xpos = ((rPtr->flags.whichMarker==4 || rPtr->flags.whichMarker==6)?
rPtr->motion:rPtr->margins.body); rPtr->motion:rPtr->margins.body);
points[0].x = xpos-5; points[0].x = xpos-5;
points[0].y = 16; points[0].y = 16;
points[1].x = points[0].x+11; points[1].x = points[0].x+11;
points[1].y = 16; points[1].y = 16;
points[2].x = points[0].x+5; points[2].x = points[0].x+5;
points[2].y = 22; points[2].y = 22;
XFillPolygon (rPtr->view->screen->display, rPtr->drawBuffer, XFillPolygon (rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, points, 3, Convex, CoordModeOrigin); rPtr->fg, points, 3, Convex, CoordModeOrigin);
} }
static void static void
createDrawBuffer(Ruler *rPtr) createDrawBuffer(Ruler *rPtr)
{ {
if(rPtr->drawBuffer) if(rPtr->drawBuffer)
XFreePixmap(rPtr->view->screen->display, rPtr->drawBuffer); XFreePixmap(rPtr->view->screen->display, rPtr->drawBuffer);
rPtr->drawBuffer = XCreatePixmap(rPtr->view->screen->display, rPtr->drawBuffer = XCreatePixmap(rPtr->view->screen->display,
rPtr->view->window, rPtr->view->size.width, 40, rPtr->view->window, rPtr->view->size.width, 40,
rPtr->view->screen->depth); rPtr->view->screen->depth);
XFillRectangle(rPtr->view->screen->display, rPtr->drawBuffer, XFillRectangle(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->bg, 0, 0, rPtr->view->size.width, 40); rPtr->bg, 0, 0, rPtr->view->size.width, 40);
} }
static void static void
drawRulerOnPixmap(Ruler *rPtr) drawRulerOnPixmap(Ruler *rPtr)
{ {
int i, j, w, m; int i, j, w, m;
char c[3]; char c[3];
int marks[9] = {11, 3, 5, 3, 7, 3, 5, 3}; int marks[9] = {11, 3, 5, 3, 7, 3, 5, 3};
if(!rPtr->drawBuffer) if(!rPtr->drawBuffer)
createDrawBuffer(rPtr); createDrawBuffer(rPtr);
XFillRectangle(rPtr->view->screen->display, rPtr->drawBuffer, XFillRectangle(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->bg, 0, 0, rPtr->view->size.width, 40); rPtr->bg, 0, 0, rPtr->view->size.width, 40);
WMDrawString(rPtr->view->screen, rPtr->drawBuffer, WMDrawString(rPtr->view->screen, rPtr->drawBuffer,
rPtr->fg, rPtr->font, rPtr->margins.left+2, 26, "0 inches", 10); rPtr->fg, rPtr->font, rPtr->margins.left+2, 26, "0 inches", 10);
/* marker ticks */ /* marker ticks */
i=j=m=0; i=j=m=0;
w = rPtr->view->size.width - rPtr->margins.left; w = rPtr->view->size.width - rPtr->margins.left;
while(m < w) { while(m < w) {
XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer, XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, rPtr->margins.left+m, 23, rPtr->fg, rPtr->margins.left+m, 23,
rPtr->margins.left+m, marks[i%8]+23); rPtr->margins.left+m, marks[i%8]+23);
if(i!=0 && i%8==0) { if(i!=0 && i%8==0) {
if(j<10) if(j<10)
snprintf(c,3,"%d",++j); snprintf(c,3,"%d",++j);
else else
snprintf(c,3,"%2d",++j); snprintf(c,3,"%2d",++j);
WMDrawString(rPtr->view->screen, rPtr->drawBuffer, WMDrawString(rPtr->view->screen, rPtr->drawBuffer,
rPtr->fg, rPtr->font, rPtr->margins.left+2+m, 26, c, 2); rPtr->fg, rPtr->font, rPtr->margins.left+2+m, 26, c, 2);
} }
m = (++i)*10; m = (++i)*10;
} }
rPtr->end = rPtr->margins.left+m-10; rPtr->end = rPtr->margins.left+m-10;
if(rPtr->margins.right > rPtr->end) if(rPtr->margins.right > rPtr->end)
rPtr->margins.right = rPtr->end; rPtr->margins.right = rPtr->end;
/* base line */ /* base line */
XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer, XDrawLine(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->fg, rPtr->margins.left, 22, rPtr->margins.left+m-10, 22); rPtr->fg, rPtr->margins.left, 22, rPtr->margins.left+m-10, 22);
drawLeftMarker(rPtr); drawLeftMarker(rPtr);
drawRightMarker(rPtr); drawRightMarker(rPtr);
drawFirstMarker(rPtr); drawFirstMarker(rPtr);
drawBodyMarker(rPtr); drawBodyMarker(rPtr);
} }
static void static void
paintRuler(Ruler *rPtr) paintRuler(Ruler *rPtr)
{ {
WMScreen *screen = rPtr->view->screen; WMScreen *screen = rPtr->view->screen;
if(1||!rPtr->drawBuffer) { //first exposure if(1||!rPtr->drawBuffer) { //first exposure
drawRulerOnPixmap(rPtr); drawRulerOnPixmap(rPtr);
} }
XCopyArea(rPtr->view->screen->display, rPtr->drawBuffer, XCopyArea(rPtr->view->screen->display, rPtr->drawBuffer,
rPtr->view->window, rPtr->bg, 0, 0, rPtr->view->size.width, 40, rPtr->view->window, rPtr->bg, 0, 0, rPtr->view->size.width, 40,
0, 0); 0, 0);
} }
static Bool static Bool
verifyMarkerMove(Ruler *rPtr, int x) verifyMarkerMove(Ruler *rPtr, int x)
{ {
if(rPtr->flags.whichMarker<1 || rPtr->flags.whichMarker>6) if(rPtr->flags.whichMarker<1 || rPtr->flags.whichMarker>6)
return False; return False;
switch(rPtr->flags.whichMarker) { switch(rPtr->flags.whichMarker) {
case 1: case 1:
if( x > rPtr->margins.right - 10 if( x > rPtr->margins.right - 10
|| rPtr->margins.body + x > rPtr->margins.right-MIN_DOC_WIDTH || rPtr->margins.body + x > rPtr->margins.right-MIN_DOC_WIDTH
|| rPtr->margins.first + x > rPtr->margins.right-MIN_DOC_WIDTH || rPtr->margins.first + x > rPtr->margins.right-MIN_DOC_WIDTH
|| x < rPtr->offset) || x < rPtr->offset)
return False; return False;
break; break;
case 2: case 2:
if( x < rPtr->margins.first+MIN_DOC_WIDTH if( x < rPtr->margins.first+MIN_DOC_WIDTH
|| x < rPtr->margins.body+MIN_DOC_WIDTH || x < rPtr->margins.body+MIN_DOC_WIDTH
|| x < rPtr->margins.left+MIN_DOC_WIDTH || x < rPtr->margins.left+MIN_DOC_WIDTH
|| x > rPtr->end) //rPtr->view->size.width) || x > rPtr->end) //rPtr->view->size.width)
return False; return False;
break; break;
case 3: case 3:
if( x >= rPtr->margins.right-MIN_DOC_WIDTH if( x >= rPtr->margins.right-MIN_DOC_WIDTH
|| x < rPtr->margins.left) || x < rPtr->margins.left)
return False; return False;
break; break;
case 4: case 4:
if( x >= rPtr->margins.right-MIN_DOC_WIDTH if( x >= rPtr->margins.right-MIN_DOC_WIDTH
|| x < rPtr->margins.left) || x < rPtr->margins.left)
return False; return False;
break; break;
case 6: case 6:
if( x >= rPtr->margins.right-MIN_DOC_WIDTH if( x >= rPtr->margins.right-MIN_DOC_WIDTH
|| x < rPtr->margins.left) || x < rPtr->margins.left)
return False; return False;
break; break;
default: return False; default: return False;
} }
rPtr->motion = x; rPtr->motion = x;
return True; return True;
} }
static int static int
whichMarker(Ruler *rPtr, int x, int y) whichMarker(Ruler *rPtr, int x, int y)
{ {
if(x<rPtr->offset || y>22) if(x<rPtr->offset || y>22)
return 0; return 0;
if( rPtr->margins.left-x >= -6 && y <= 9 if( rPtr->margins.left-x >= -6 && y <= 9
&& (rPtr->margins.left-x <=0) && y>=4) { && (rPtr->margins.left-x <=0) && y>=4) {
rPtr->motion = rPtr->margins.left; rPtr->motion = rPtr->margins.left;
return 1; return 1;
} }
if(rPtr->margins.right-x >= -1 && y <= 11 if(rPtr->margins.right-x >= -1 && y <= 11
&& rPtr->margins.right-x <=5 && y>=4) { && rPtr->margins.right-x <=5 && y>=4) {
rPtr->motion = rPtr->margins.right; rPtr->motion = rPtr->margins.right;
return 2; return 2;
} }
#if 0 #if 0
/* both first and body? */ /* both first and body? */
if( rPtr->margins.first-x <= 4 && rPtr->margins.first-x >= -5 if( rPtr->margins.first-x <= 4 && rPtr->margins.first-x >= -5
&& rPtr->margins.body-x <= 4 && rPtr->margins.body-x >= -5 && rPtr->margins.body-x <= 4 && rPtr->margins.body-x >= -5
&& y>=15 && y<=17) { && y>=15 && y<=17) {
rPtr->motion = rPtr->margins.first; rPtr->motion = rPtr->margins.first;
return 6; return 6;
} }
#endif #endif
if(rPtr->margins.first-x <= 4 && y<=15 if(rPtr->margins.first-x <= 4 && y<=15
&& rPtr->margins.first-x >= -5 && y>=10) { && rPtr->margins.first-x >= -5 && y>=10) {
rPtr->motion = rPtr->margins.first; rPtr->motion = rPtr->margins.first;
return 3; return 3;
} }
if( rPtr->margins.body-x <= 4 && y<=21 && if( rPtr->margins.body-x <= 4 && y<=21 &&
rPtr->margins.body-x >= -5 && y>=17) { rPtr->margins.body-x >= -5 && y>=17) {
rPtr->motion = rPtr->margins.body; rPtr->motion = rPtr->margins.body;
return 4; return 4;
} }
/* do tabs (5)*/ /* do tabs (5)*/
return 0; return 0;
} }
static void static void
handleEvents(XEvent *event, void *data) handleEvents(XEvent *event, void *data)
{ {
Ruler *rPtr = (Ruler*)data; Ruler *rPtr = (Ruler*)data;
Display *dpy = event->xany.display; Display *dpy = event->xany.display;
switch (event->type) { switch (event->type) {
case Expose: case Expose:
paintRuler(rPtr); paintRuler(rPtr);
break; break;
case MotionNotify: case MotionNotify:
if(rPtr->flags.buttonPressed if(rPtr->flags.buttonPressed
&& (event->xmotion.state & Button1Mask)) { && (event->xmotion.state & Button1Mask)) {
if(verifyMarkerMove(rPtr, event->xmotion.x)){ if(verifyMarkerMove(rPtr, event->xmotion.x)){
GC gc = WMColorGC(WMDarkGrayColor(rPtr->view->screen)); GC gc = WMColorGC(WMDarkGrayColor(rPtr->view->screen));
paintRuler(rPtr); paintRuler(rPtr);
if(rPtr->moveAction) if(rPtr->moveAction)
(rPtr->moveAction)(rPtr, rPtr->clientData); (rPtr->moveAction)(rPtr, rPtr->clientData);
XSetLineAttributes(rPtr->view->screen->display, gc, 1, XSetLineAttributes(rPtr->view->screen->display, gc, 1,
LineSolid, CapNotLast, JoinMiter); LineSolid, CapNotLast, JoinMiter);
XDrawLine(rPtr->pview->screen->display, XDrawLine(rPtr->pview->screen->display,
rPtr->pview->window, rPtr->pview->window,
gc, rPtr->motion+1, 40, gc, rPtr->motion+1, 40,
rPtr->motion+1, rPtr->pview->size.height-5); rPtr->motion+1, rPtr->pview->size.height-5);
} }
} }
break; break;
case ButtonPress: case ButtonPress:
if(event->xbutton.button != Button1) if(event->xbutton.button != Button1)
return; return;
rPtr->flags.buttonPressed = True; rPtr->flags.buttonPressed = True;
rPtr->flags.whichMarker = rPtr->flags.whichMarker =
whichMarker(rPtr, event->xmotion.x, whichMarker(rPtr, event->xmotion.x,
event->xmotion.y); event->xmotion.y);
break; break;
case ButtonRelease: case ButtonRelease:
if(event->xbutton.button != Button1) if(event->xbutton.button != Button1)
return; return;
rPtr->flags.buttonPressed = False; rPtr->flags.buttonPressed = False;
switch(rPtr->flags.whichMarker) { switch(rPtr->flags.whichMarker) {
case 1: { case 1: {
int change = rPtr->margins.left-rPtr->motion; int change = rPtr->margins.left-rPtr->motion;
rPtr->margins.first -=change; rPtr->margins.first -=change;
rPtr->margins.body -= change; rPtr->margins.body -= change;
rPtr->margins.left = rPtr->motion; rPtr->margins.left = rPtr->motion;
paintRuler(rPtr); break; paintRuler(rPtr); break;
} }
case 2: rPtr->margins.right = rPtr->motion; break; case 2: rPtr->margins.right = rPtr->motion; break;
case 3: rPtr->margins.first = rPtr->motion; break; case 3: rPtr->margins.first = rPtr->motion; break;
case 4: rPtr->margins.body = rPtr->motion; break; case 4: rPtr->margins.body = rPtr->motion; break;
case 6: rPtr->margins.first = rPtr->margins.body case 6: rPtr->margins.first = rPtr->margins.body
= rPtr->motion; break; = rPtr->motion; break;
} }
if(rPtr->releaseAction) if(rPtr->releaseAction)
(rPtr->releaseAction)(rPtr, rPtr->clientData); (rPtr->releaseAction)(rPtr, rPtr->clientData);
break; break;
} }
} }
static void static void
rulerDidResize(W_ViewDelegate *self, WMView *view) rulerDidResize(W_ViewDelegate *self, WMView *view)
{ {
Ruler *rPtr = (Ruler *)view->self; Ruler *rPtr = (Ruler *)view->self;
createDrawBuffer(rPtr);
paintRuler(rPtr);
} createDrawBuffer(rPtr);
paintRuler(rPtr);
}
W_ViewDelegate _RulerViewDelegate = W_ViewDelegate _RulerViewDelegate =
{ {
NULL, NULL,
NULL, NULL,
rulerDidResize, rulerDidResize,
NULL, NULL,
NULL NULL
}; };
WMRuler * WMRuler *
WMCreateRuler(WMWidget *parent) WMCreateRuler(WMWidget *parent)
{ {
Ruler *rPtr = wmalloc(sizeof(Ruler)); Ruler *rPtr = wmalloc(sizeof(Ruler));
unsigned int w = WMWidgetWidth(parent); unsigned int w = WMWidgetWidth(parent);
memset(rPtr, 0, sizeof(Ruler)); memset(rPtr, 0, sizeof(Ruler));
rPtr->widgetClass = WC_Ruler;
rPtr->view = W_CreateView(W_VIEW(parent));
if (!rPtr->view) {
free(rPtr);
return NULL;
}
rPtr->view->self = rPtr;
rPtr->drawBuffer = (Pixmap) NULL; rPtr->widgetClass = WC_Ruler;
W_ResizeView(rPtr->view, w, 40); rPtr->view = W_CreateView(W_VIEW(parent));
if (!rPtr->view) {
free(rPtr);
return NULL;
}
rPtr->view->self = rPtr;
WMCreateEventHandler(rPtr->view, ExposureMask|StructureNotifyMask rPtr->drawBuffer = (Pixmap) NULL;
|EnterWindowMask|LeaveWindowMask|FocusChangeMask
|ButtonReleaseMask|ButtonPressMask|KeyReleaseMask
|KeyPressMask|Button1MotionMask, handleEvents, rPtr);
rPtr->view->delegate = &_RulerViewDelegate; W_ResizeView(rPtr->view, w, 40);
rPtr->bg = WMColorGC(WMGrayColor(rPtr->view->screen)); WMCreateEventHandler(rPtr->view, ExposureMask|StructureNotifyMask
rPtr->fg = WMColorGC(WMBlackColor(rPtr->view->screen)); |EnterWindowMask|LeaveWindowMask|FocusChangeMask
rPtr->font = WMSystemFontOfSize(rPtr->view->screen, 8); |ButtonReleaseMask|ButtonPressMask|KeyReleaseMask
|KeyPressMask|Button1MotionMask, handleEvents, rPtr);
rPtr->offset = 22; rPtr->view->delegate = &_RulerViewDelegate;
rPtr->margins.left = 22;
rPtr->margins.body = 22;
rPtr->margins.first = 42;
rPtr->margins.right = (w<502?w:502);
rPtr->flags.whichMarker = 0; /* none */ rPtr->bg = WMColorGC(WMGrayColor(rPtr->view->screen));
rPtr->flags.buttonPressed = False; rPtr->fg = WMColorGC(WMBlackColor(rPtr->view->screen));
rPtr->font = WMSystemFontOfSize(rPtr->view->screen, 8);
rPtr->moveAction = NULL; rPtr->offset = 22;
rPtr->releaseAction = NULL; rPtr->margins.left = 22;
rPtr->margins.body = 22;
rPtr->margins.first = 42;
rPtr->margins.right = (w<502?w:502);
rPtr->pview = W_VIEW(parent); rPtr->flags.whichMarker = 0; /* none */
rPtr->flags.buttonPressed = False;
rPtr->moveAction = NULL;
rPtr->releaseAction = NULL;
rPtr->pview = W_VIEW(parent);
return rPtr; return rPtr;
} }
void void
WMSetRulerMargins(WMRuler *rPtr, WMRulerMargins margins) WMSetRulerMargins(WMRuler *rPtr, WMRulerMargins margins)
{ {
if(!rPtr) if(!rPtr)
return; return;
rPtr->margins.left = margins.left + rPtr->offset; rPtr->margins.left = margins.left + rPtr->offset;
rPtr->margins.right = margins.right + rPtr->offset; rPtr->margins.right = margins.right + rPtr->offset;
rPtr->margins.first = margins.first + rPtr->offset; rPtr->margins.first = margins.first + rPtr->offset;
rPtr->margins.body = margins.body + rPtr->offset; rPtr->margins.body = margins.body + rPtr->offset;
rPtr->margins.tabs = margins.tabs; //for loop rPtr->margins.tabs = margins.tabs; //for loop
paintRuler(rPtr); paintRuler(rPtr);
} }
WMRulerMargins WMRulerMargins
WMGetRulerMargins(WMRuler *rPtr) WMGetRulerMargins(WMRuler *rPtr)
{ {
WMRulerMargins margins; WMRulerMargins margins;
if(!rPtr) if(!rPtr)
return margins; return margins;
margins.left = rPtr->margins.left - rPtr->offset; margins.left = rPtr->margins.left - rPtr->offset;
margins.right = rPtr->margins.right - rPtr->offset; margins.right = rPtr->margins.right - rPtr->offset;
margins.first = rPtr->margins.first - rPtr->offset; margins.first = rPtr->margins.first - rPtr->offset;
margins.body = rPtr->margins.body - rPtr->offset; margins.body = rPtr->margins.body - rPtr->offset;
//for //for
margins.tabs = rPtr->margins.tabs; margins.tabs = rPtr->margins.tabs;
return rPtr->margins; return rPtr->margins;
} }
void void
WMSetRulerOffset(WMRuler *rPtr, int pixels) WMSetRulerOffset(WMRuler *rPtr, int pixels)
{ {
if(!rPtr || pixels<0 || pixels+MIN_DOC_WIDTH>=rPtr->view->size.width) if(!rPtr || pixels<0 || pixels+MIN_DOC_WIDTH>=rPtr->view->size.width)
return; return;
rPtr->offset = pixels; rPtr->offset = pixels;
//rulerDidResize(rPtr, rPtr->view); //rulerDidResize(rPtr, rPtr->view);
} }
int int
WMGetRulerOffset(WMRuler *rPtr) WMGetRulerOffset(WMRuler *rPtr)
{ {
if(!rPtr) if(!rPtr)
return; return;
return rPtr->offset; return rPtr->offset;
} }
void void
WMSetRulerReleaseAction(WMRuler *rPtr, WMAction *action, void *clientData) WMSetRulerReleaseAction(WMRuler *rPtr, WMAction *action, void *clientData)
{ {
if(!rPtr) if(!rPtr)
return; return;
rPtr->releaseAction = action; rPtr->releaseAction = action;
rPtr->clientData = clientData; rPtr->clientData = clientData;
@@ -487,27 +487,27 @@ WMSetRulerReleaseAction(WMRuler *rPtr, WMAction *action, void *clientData)
void void
WMSetRulerMoveAction(WMRuler *rPtr, WMAction *action, void *clientData) WMSetRulerMoveAction(WMRuler *rPtr, WMAction *action, void *clientData)
{ {
if(!rPtr) if(!rPtr)
return; return;
rPtr->moveAction = action; rPtr->moveAction = action;
rPtr->clientData = clientData; rPtr->clientData = clientData;
} }
/* _which_ one was released */ /* _which_ one was released */
int int
WMGetReleasedRulerMargin(WMRuler *rPtr) WMGetReleasedRulerMargin(WMRuler *rPtr)
{ {
if(!rPtr) if(!rPtr)
return 0; return 0;
return rPtr->flags.whichMarker; return rPtr->flags.whichMarker;
} }
/* _which_ one is being grabbed */ /* _which_ one is being grabbed */
int int
WMGetGrabbedRulerMargin(WMRuler *rPtr) WMGetGrabbedRulerMargin(WMRuler *rPtr)
{ {
if(!rPtr) if(!rPtr)
return 0; return 0;
return rPtr->flags.whichMarker; return rPtr->flags.whichMarker;
} }

47
WINGs/wruler.h
View File

@@ -1,47 +0,0 @@
#include <WINGs.h>
#include <WINGsP.h>
#include <WUtil.h>
//items in this file go into WINGs.h
#define WC_Ruler 16
typedef struct W_Ruler WMRuler;
/* All indentation and tab markers are _relative_ to the left margin marker */
/* a tabstop is a linked list of tabstops,
* each containing the position of the tabstop */
typedef struct _tabstops {
struct _tabstops *next;
int value;
} WMTabStops;
typedef struct W_RulerMargins {
int left; /* left margin marker */
int right; /* right margin marker */
int first; /* indentation marker for first line only */
int body; /* body indentation marker */
WMTabStops *tabs;
} WMRulerMargins;
WMRuler *WMCreateRuler (WMWidget *parent);
void WMShowRulerTabs(WMRuler *rPtr, Bool Show);
void WMSetRulerMoveAction(WMRuler *rPtr,
WMAction *action, void *clientData);
void WMSetRulerReleaseAction(WMRuler *rPtr,
WMAction *action, void *clientData);
int WMGetRulerOffset(WMRuler *rPtr);
void WMSetRulerOffset(WMRuler *rPtr, int pixels);
WMRulerMargins WMGetRulerMargins(WMRuler *rPtr);
void WMSetRulerMargins(WMRuler *rPtr, WMRulerMargins margins);
int WMGetReleasedRulerMargin(WMRuler *rPtr);
int WMGetGrabbedRulerMargin(WMRuler *rPtr);