#include "support/lstrings.h"
#include "WorkArea.h"
#include "font.h"
+#include "ColorHandler.h"
using std::endl;
using std::max;
Painter::Painter(WorkArea & wa)
: PainterBase(wa)
{
- colormap = fl_state[fl_get_vclass()].colormap;
- // Clear the GC cache
- for (int i = 0; i <= LColor::ignore; ++i) {
- colorGCcache[i] = 0;
- }
-}
-
-
-Painter::~Painter() {
- // Release all the registered GCs
- for (int i = 0; i <= LColor::ignore; ++i) {
- if (colorGCcache[i] != 0) {
- XFreeGC(display, colorGCcache[i]);
- }
- }
- // Iterate over the line cache and Free the GCs
- for (LineGCCache::iterator lit = lineGCcache.begin();
- lit != lineGCcache.end(); ++lit) {
- XFreeGC(display, (*lit).second);
- }
+ display = fl_display;
}
-Drawable Painter::drawable() const
-{
- return owner.getPixmap();
-}
+Painter::~Painter() {}
/* Basic drawing routines */
if (!Lgb_bug_find_hack)
lyxerr << "point not called from "
"workarea::workhandler\n";
- lyxerr.debug() << "Painter drawable: " << drawable() << endl;
+ lyxerr.debug() << "Painter drawable: "
+ << owner.getPixmap() << endl;
}
- XDrawPoint(display, drawable(), getGCForeground(c), x, y);
+ XDrawPoint(display, owner.getPixmap(),
+ lyxColorHandler->getGCForeground(c), x, y);
return *this;
}
if (!Lgb_bug_find_hack)
lyxerr << "line not called from "
"workarea::workhandler\n";
- lyxerr.debug() << "Painter drawable: " << drawable() << endl;
+ lyxerr.debug() << "Painter drawable: "
+ << owner.getPixmap() << endl;
}
- XDrawLine(display, drawable(),
- getGCLinepars(ls, lw, col), x1, y1, x2, y2);
+ XDrawLine(display, owner.getPixmap(),
+ lyxColorHandler->getGCLinepars(ls, lw, col),
+ x1, y1, x2, y2);
return *this;
}
if (!Lgb_bug_find_hack)
lyxerr << "lines not called from "
"workarea::workhandler\n";
- lyxerr.debug() << "Painter drawable: " << drawable() << endl;
+ lyxerr.debug() << "Painter drawable: "
+ << owner.getPixmap() << endl;
}
#ifndef HAVE_AUTO_PTR
points[i].y = yp[i];
}
- XDrawLines(display, drawable(), getGCLinepars(ls, lw, col),
+ XDrawLines(display, owner.getPixmap(),
+ lyxColorHandler->getGCLinepars(ls, lw, col),
points, np, CoordModeOrigin);
#ifndef HAVE_AUTO_PTR
if (!Lgb_bug_find_hack)
lyxerr << "rectangle not called from "
"workarea::workhandler\n";
- lyxerr << "Painter drawable: " << drawable() << endl;
+ lyxerr << "Painter drawable: "
+ << owner.getPixmap() << endl;
}
- XDrawRectangle(display, drawable(), getGCLinepars(ls, lw, col),
+ XDrawRectangle(display, owner.getPixmap(),
+ lyxColorHandler->getGCLinepars(ls, lw, col),
x, y, w, h);
return *this;
}
if (!Lgb_bug_find_hack)
lyxerr << "fillrectangle not called from "
"workarea::workhandler\n";
- lyxerr << "Painter drawable: " << drawable() << endl;
+ lyxerr << "Painter drawable: "
+ << owner.getPixmap() << endl;
}
- XFillRectangle(display, drawable(), getGCForeground(col), x, y, w, h);
+ XFillRectangle(display, owner.getPixmap(),
+ lyxColorHandler->getGCForeground(col), x, y, w, h);
return *this;
}
if (!Lgb_bug_find_hack)
lyxerr <<"fillpolygon not called from "
"workarea::workhandler\n";
- lyxerr << "Painter drawable: " << drawable() << endl;
+ lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
}
#ifndef HAVE_AUTO_PTR
points[i].y = yp[i];
}
- XFillPolygon(display, drawable(), getGCForeground(col), points, np,
+ XFillPolygon(display, owner.getPixmap(),
+ lyxColorHandler->getGCForeground(col), points, np,
Nonconvex, CoordModeOrigin);
#ifndef HAVE_AUTO_PTR
delete[] points;
if (!Lgb_bug_find_hack)
lyxerr << "arc not called from "
"workarea::workhandler\n";
- lyxerr << "Painter drawable: " << drawable() << endl;
+ lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
}
- XDrawArc(display, drawable(), getGCForeground(col),
+ XDrawArc(display, owner.getPixmap(),
+ lyxColorHandler->getGCForeground(col),
x, y, w, h, a1, a2);
return *this;
}
if (!Lgb_bug_find_hack)
lyxerr << "segments not called from "
"workarea::workhandler\n";
- lyxerr << "Painter drawable: " << drawable() << endl;
+ lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
}
#ifndef HAVE_AUTO_PTR
s[i].x2 = x2[i];
s[i].y2 = y2[i];
}
- XDrawSegments(display, drawable(), getGCLinepars(ls, lw, col), s, ns);
+ XDrawSegments(display, owner.getPixmap(),
+ lyxColorHandler->getGCLinepars(ls, lw, col), s, ns);
#ifndef HAVE_AUTO_PTR
delete [] s;
if (!Lgb_bug_find_hack)
lyxerr << "workAreaExpose not called from "
"workarea::workhandler\n";
- lyxerr << "Painter drawable: " << drawable() << endl;
+ lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
}
XGCValues val;
val.function = GXcopy;
- GC gc = XCreateGC(display, drawable(),
+ GC gc = XCreateGC(display, owner.getPixmap(),
GCFunction, &val);
- XCopyArea(display, bitmap, drawable(), gc,
+ XCopyArea(display, bitmap, owner.getPixmap(), gc,
0, 0, w, h, x, y);
XFreeGC(display, gc);
return *this;
if (!Lgb_bug_find_hack)
lyxerr << "text not called from "
"workarea::workhandler\n";
- lyxerr << "Painter drawable: " << drawable() << endl;
+ lyxerr << "Painter drawable: " << owner.getPixmap() << endl;
}
- GC gc = getGCForeground(f.realColor());
+ GC gc = lyxColorHandler->getGCForeground(f.realColor());
if (f.realShape() != LyXFont::SMALLCAPS_SHAPE) {
lyxfont::XSetFont(display, gc, f);
- XDrawString(display, drawable(), gc, x, y, s, ls);
+ XDrawString(display, owner.getPixmap(), gc, x, y, s, ls);
} else {
LyXFont smallfont(f);
smallfont.decSize().decSize().setShape(LyXFont::UP_SHAPE);
if (islower(static_cast<unsigned char>(c))) {
c = toupper(c);
lyxfont::XSetFont(display, gc, smallfont);
- XDrawString(display, drawable(),
+ XDrawString(display, owner.getPixmap(),
gc, tmpx, y, &c, 1);
tmpx += lyxfont::XTextWidth(smallfont, &c, 1);
//tmpx += lyxfont::width(c, f);
} else {
lyxfont::XSetFont(display, gc, f);
- XDrawString(display, drawable(),
+ XDrawString(display, owner.getPixmap(),
gc, tmpx, y, &c, 1);
tmpx += lyxfont::XTextWidth(f, &c, 1);
//tmpx += lyxfont::width(c, f);
f.color());
}
}
-
-
-// Gets GC according to color
-// Uses caching
-GC Painter::getGCForeground(LColor::color c)
-{
- if (lyxerr.debugging()) {
- lyxerr << "Painter drawable: " << drawable() << endl;
- }
-
- if (colorGCcache[c] != 0) return colorGCcache[c];
-
- XColor xcol, ccol;
- string s = lcolor.getX11Name(c);
- XGCValues val;
-
- // Look up the RGB values for the color, and an approximate
- // color that we can hope to get on this display.
- if (XLookupColor(display, colormap, s.c_str(), &xcol, &ccol) == 0) {
- lyxerr << _("LyX: Unknown X11 color ") << s
- << _(" for ") << lcolor.getGUIName(c) << '\n'
- << _(" Using black instead, sorry!.") << endl;
- unsigned long bla = BlackPixel(display,
- DefaultScreen(display));
- val.foreground = bla;
- // Try the exact RGB values first, then the approximate.
- } else if (XAllocColor(display, colormap, &xcol) != 0) {
- if (lyxerr.debugging()) {
- lyxerr << _("LyX: X11 color ") << s
- << _(" allocated for ")
- << lcolor.getGUIName(c) << endl;
- }
- val.foreground = xcol.pixel;
- } else if (XAllocColor(display, colormap, &ccol)) {
- lyxerr << _("LyX: Using approximated X11 color ") << s
- << _(" allocated for ")
- << lcolor.getGUIName(c) << endl;
- val.foreground = xcol.pixel;
- } else {
- // Here we are traversing the current colormap to find
- // the color closest to the one we want.
- Visual * vi = DefaultVisual(display, DefaultScreen(display));
-
- XColor * cmap = new XColor[vi->map_entries];
-
- for(int i = 0; i < vi->map_entries; ++i) {
- cmap[i].pixel = i;
- }
- XQueryColors(display, colormap, cmap, vi->map_entries);
-
- // Walk through the cmap and look for close colors.
- int closest_pixel = 0;
- double closest_distance = 1e20; // we want to minimize this
- double distance = 0;
- for(int t = 0; t < vi->map_entries; ++t) {
- // The Euclidean distance between two points in
- // a three-dimensional space, the RGB color-cube,
- // is used as the distance measurement between two
- // colors.
-
- // Since square-root is monotonous, we don't have to
- // take the square-root to find the minimum, and thus
- // we use the squared distance instead to be faster.
-
- // If we want to get fancy, we could convert the RGB
- // coordinates to a different color-cube, maybe HSV,
- // but the RGB cube seems to work great. (Asger)
- distance = pow(cmap[t].red - xcol.red, 2.0) +
- pow(cmap[t].green - xcol.green, 2.0) +
- pow(cmap[t].blue - xcol.blue, 2.0);
- if (distance < closest_distance) {
- closest_distance = distance;
- closest_pixel = t;
- }
- }
- lyxerr << _("LyX: Couldn't allocate '") << s
- << _("' for ") << lcolor.getGUIName(c)
- << _(" with (r,g,b)=(")
- << xcol.red << "," << xcol.green << ","
- << xcol.blue << ").\n"
- << _(" Using closest allocated "
- "color with (r,g,b)=(")
- << cmap[closest_pixel].red << ","
- << cmap[closest_pixel].green << ","
- << cmap[closest_pixel].blue << ") instead.\n"
- << "Pixel [" << closest_pixel << "] is used." << endl;
- val.foreground = cmap[closest_pixel].pixel;
- delete[] cmap;
- }
-
- val.function = GXcopy;
- return colorGCcache[c] = XCreateGC(display, drawable(),
- GCForeground | GCFunction, &val);
-}
-
-
-// Gets GC for line
-GC Painter::getGCLinepars(enum line_style ls,
- enum line_width lw, LColor::color c)
-{
- if (lyxerr.debugging()) {
- lyxerr << "Painter drawable: " << drawable() << endl;
- }
-
- int index = lw + (ls << 1) + (c << 3);
-
- if (lineGCcache.find(index) != lineGCcache.end())
- return lineGCcache[index];
-
- XGCValues val;
- XGetGCValues(display, getGCForeground(c), GCForeground, &val);
-
- switch (lw) {
- case line_thin: val.line_width = 0; break;
- case line_thick: val.line_width = 2; break;
- }
-
- switch (ls) {
- case line_solid: val.line_style = LineSolid; break;
- case line_onoffdash: val.line_style = LineOnOffDash; break;
- case line_doubledash: val.line_style = LineDoubleDash; break;
- }
-
-
- val.cap_style = CapRound;
- val.join_style = JoinRound;
- val.function = GXcopy;
-
- return lineGCcache[index] =
- XCreateGC(display, drawable(),
- GCForeground | GCLineStyle | GCLineWidth |
- GCCapStyle | GCJoinStyle | GCFunction, &val);
-}