RImage *RRenderMultiGradient(unsigned width, unsigned height, RColor **colors, RGradientStyle style)
{
int count;
count = 0;
while (colors[count] != NULL)
count++;
if (count > 2) {
switch (style) {
case RHorizontalGradient:
return renderMHGradient(width, height, colors, count);
case RVerticalGradient:
return renderMVGradient(width, height, colors, count);
case RDiagonalGradient:
return renderMDGradient(width, height, colors, count);
}
} else if (count > 1) {
return RRenderGradient(width, height, colors[0], colors[1], style);
} else if (count > 0) {
return RRenderGradient(width, height, colors[0], colors[0], style);
}
assert(0);
return NULL;
}
void testGradientButtons(WMScreen * scr)
{
WMWindow *win;
WMButton *btn;
WMPixmap *pix1, *pix2;
RImage *back;
RColor light, dark;
WMColor *color, *altColor;
windowCount++;
/* creates the top-level window */
win = WMCreateWindow(scr, "testGradientButtons");
WMSetWindowTitle(win, "Gradiented Button Demo");
WMResizeWidget(win, 300, 200);
WMSetWindowCloseAction(win, closeAction, NULL);
light.red = 0x90;
light.green = 0x85;
light.blue = 0x90;
dark.red = 0x35;
dark.green = 0x30;
dark.blue = 0x35;
color = WMCreateRGBColor(scr, 0x5900, 0x5100, 0x5900, True);
WMSetWidgetBackgroundColor(win, color);
WMReleaseColor(color);
back = RRenderGradient(60, 24, &dark, &light, RGRD_DIAGONAL);
RBevelImage(back, RBEV_RAISED2);
pix1 = WMCreatePixmapFromRImage(scr, back, 0);
RReleaseImage(back);
back = RRenderGradient(60, 24, &dark, &light, RGRD_DIAGONAL);
RBevelImage(back, RBEV_SUNKEN);
pix2 = WMCreatePixmapFromRImage(scr, back, 0);
RReleaseImage(back);
color = WMWhiteColor(scr);
altColor = WMCreateNamedColor(scr, "red", True);
btn = WMCreateButton(win, WBTMomentaryChange);
WMResizeWidget(btn, 60, 24);
WMMoveWidget(btn, 20, 100);
WMSetButtonBordered(btn, False);
WMSetButtonImagePosition(btn, WIPOverlaps);
WMSetButtonImage(btn, pix1);
WMSetButtonAltImage(btn, pix2);
WMSetButtonText(btn, "Cool");
WMSetButtonTextColor(btn, color);
WMSetButtonAltTextColor(btn, altColor);
WMSetBalloonTextForView("This is a cool button", WMWidgetView(btn));
btn = WMCreateButton(win, WBTMomentaryChange);
WMResizeWidget(btn, 60, 24);
WMMoveWidget(btn, 90, 100);
WMSetButtonBordered(btn, False);
WMSetButtonImagePosition(btn, WIPOverlaps);
WMSetButtonImage(btn, pix1);
WMSetButtonAltImage(btn, pix2);
WMSetButtonText(btn, "Button");
WMSetButtonTextColor(btn, color);
WMSetBalloonTextForView("Este é outro balão.", WMWidgetView(btn));
WMReleaseColor(color);
color = WMCreateNamedColor(scr, "orange", True);
btn = WMCreateButton(win, WBTMomentaryChange);
WMResizeWidget(btn, 60, 24);
WMMoveWidget(btn, 160, 100);
WMSetButtonBordered(btn, False);
WMSetButtonImagePosition(btn, WIPOverlaps);
WMSetButtonImage(btn, pix1);
WMSetButtonAltImage(btn, pix2);
WMSetButtonText(btn, "Test");
WMSetButtonTextColor(btn, color);
WMSetBalloonTextForView("This is yet another button.\nBut the balloon has 3 lines.\nYay!",
WMWidgetView(btn));
WMReleaseColor(color);
WMReleaseColor(altColor);
WMRealizeWidget(win);
WMMapSubwidgets(win);
WMMapWidget(win);
}
static BackgroundTexture *parseTexture(RContext * rc, char *text)
{
BackgroundTexture *texture = NULL;
WMPropList *texarray;
WMPropList *val;
int count;
char *tmp;
char *type;
#define GETSTRORGOTO(val, str, i, label) \
val = WMGetFromPLArray(texarray, i);\
if (!WMIsPLString(val)) {\
wwarning("could not parse texture %s", text);\
goto label;\
}\
str = WMGetFromPLString(val)
texarray = WMCreatePropListFromDescription(text);
if (!texarray || !WMIsPLArray(texarray)
|| (count = WMGetPropListItemCount(texarray)) < 2) {
wwarning("could not parse texture %s", text);
if (texarray)
WMReleasePropList(texarray);
return NULL;
}
texture = wmalloc(sizeof(BackgroundTexture));
GETSTRORGOTO(val, type, 0, error);
if (strcasecmp(type, "solid") == 0) {
XColor color;
Pixmap pixmap;
texture->solid = 1;
GETSTRORGOTO(val, tmp, 1, error);
if (!XParseColor(dpy, DefaultColormap(dpy, scr), tmp, &color)) {
wwarning("could not parse color %s in texture %s", tmp, text);
goto error;
}
XAllocColor(dpy, DefaultColormap(dpy, scr), &color);
pixmap = XCreatePixmap(dpy, root, 8, 8, DefaultDepth(dpy, scr));
XSetForeground(dpy, DefaultGC(dpy, scr), color.pixel);
XFillRectangle(dpy, pixmap, DefaultGC(dpy, scr), 0, 0, 8, 8);
texture->pixmap = pixmap;
texture->color = color;
texture->width = 8;
texture->height = 8;
} else if (strcasecmp(type, "vgradient") == 0
|| strcasecmp(type, "dgradient") == 0 || strcasecmp(type, "hgradient") == 0) {
XColor color;
RColor color1, color2;
RImage *image;
Pixmap pixmap;
RGradientStyle gtype;
int iwidth, iheight;
GETSTRORGOTO(val, tmp, 1, error);
if (!XParseColor(dpy, DefaultColormap(dpy, scr), tmp, &color)) {
wwarning("could not parse color %s in texture %s", tmp, text);
goto error;
}
color1.red = color.red >> 8;
color1.green = color.green >> 8;
color1.blue = color.blue >> 8;
GETSTRORGOTO(val, tmp, 2, error);
if (!XParseColor(dpy, DefaultColormap(dpy, scr), tmp, &color)) {
wwarning("could not parse color %s in texture %s", tmp, text);
goto error;
}
color2.red = color.red >> 8;
color2.green = color.green >> 8;
color2.blue = color.blue >> 8;
switch (type[0]) {
case 'h':
case 'H':
gtype = RHorizontalGradient;
iwidth = scrWidth;
iheight = 32;
break;
case 'V':
case 'v':
gtype = RVerticalGradient;
iwidth = 32;
iheight = scrHeight;
break;
default:
gtype = RDiagonalGradient;
iwidth = scrWidth;
iheight = scrHeight;
break;
}
image = RRenderGradient(iwidth, iheight, &color1, &color2, gtype);
if (!image) {
wwarning("could not render gradient texture:%s", RMessageForError(RErrorCode));
goto error;
}
if (!RConvertImage(rc, image, &pixmap)) {
wwarning("could not convert texture:%s", RMessageForError(RErrorCode));
RReleaseImage(image);
goto error;
}
texture->width = image->width;
texture->height = image->height;
RReleaseImage(image);
texture->pixmap = pixmap;
} else if (strcasecmp(type, "mvgradient") == 0
