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Merge pull request #503 from riri/fix-xlib-text

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xlib: Fix xlib text drawing background color
This commit is contained in:
Rob Loach 2022-10-04 00:40:35 -04:00 committed by GitHub
commit 0eb3361266
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 21 additions and 31 deletions
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39
demo/x11/nuklear_xlib.h
View File

@ -385,15 +385,12 @@ nk_xsurf_stroke_curve(XSurface *surf, struct nk_vec2i p1,
}
NK_INTERN void
nk_xsurf_draw_text(XSurface *surf, short x, short y, unsigned short w, unsigned short h,
const char *text, int len, XFont *font, struct nk_color cbg, struct nk_color cfg)
nk_xsurf_draw_text(XSurface *surf, short x, short y, const char *text, int len,
XFont *font, struct nk_color cfg)
{
int tx, ty;
unsigned long bg = nk_color_from_byte(&cbg.r);
unsigned long fg = nk_color_from_byte(&cfg.r);
XSetForeground(surf->dpy, surf->gc, bg);
XFillRectangle(surf->dpy, surf->drawable, surf->gc, (int)x, (int)y, (unsigned)w, (unsigned)h);
if(!text || !font || !len) return;
tx = (int)x;
@ -413,10 +410,10 @@ nk_stbi_image_to_xsurf(unsigned char *data, int width, int height, int channels)
int bpl = channels;
long i, isize = width*height*channels;
XImageWithAlpha *aimage = (XImageWithAlpha*)calloc( 1, sizeof(XImageWithAlpha) );
int depth = DefaultDepth(surf->dpy, surf->screen);
int depth = DefaultDepth(surf->dpy, surf->screen);
if (data == NULL) return nk_image_id(0);
if (aimage == NULL) return nk_image_id(0);
switch (depth){
case 24:
bpl = 4;
@ -429,7 +426,7 @@ nk_stbi_image_to_xsurf(unsigned char *data, int width, int height, int channels)
bpl = 1;
break;
}
/* rgba to bgra */
if (channels >= 3){
for (i=0; i < isize; i += channels) {
@ -441,9 +438,9 @@ nk_stbi_image_to_xsurf(unsigned char *data, int width, int height, int channels)
}
if (channels == 4){
const unsigned alpha_treshold = 127;
const unsigned alpha_treshold = 127;
aimage->clipMask = XCreatePixmap(surf->dpy, surf->drawable, width, height, 1);
if( aimage->clipMask ){
aimage->clipMaskGC = XCreateGC(surf->dpy, aimage->clipMask, 0, 0);
XSetForeground(surf->dpy, aimage->clipMaskGC, BlackPixel(surf->dpy, surf->screen));
@ -460,13 +457,13 @@ nk_stbi_image_to_xsurf(unsigned char *data, int width, int height, int channels)
}
}
}
aimage->ximage = XCreateImage(surf->dpy,
CopyFromParent, depth,
ZPixmap, 0,
(char*)data,
width, height,
bpl*8, bpl * width);
aimage->ximage = XCreateImage(surf->dpy,
CopyFromParent, depth,
ZPixmap, 0,
(char*)data,
width, height,
bpl*8, bpl * width);
img = nk_image_ptr( (void*)aimage);
img.h = height;
img.w = width;
@ -503,7 +500,7 @@ nk_xsurf_draw_image(XSurface *surf, short x, short y, unsigned short w, unsigned
if (aimage){
if (aimage->clipMask){
XSetClipMask(surf->dpy, surf->gc, aimage->clipMask);
XSetClipOrigin(surf->dpy, surf->gc, x, y);
XSetClipOrigin(surf->dpy, surf->gc, x, y);
}
XPutImage(surf->dpy, surf->drawable, surf->gc, aimage->ximage, 0, 0, x, y, w, h);
XSetClipMask(surf->dpy, surf->gc, None);
@ -939,10 +936,8 @@ nk_xlib_render(Drawable screen, struct nk_color clear)
} break;
case NK_COMMAND_TEXT: {
const struct nk_command_text *t = (const struct nk_command_text*)cmd;
nk_xsurf_draw_text(surf, t->x, t->y, t->w, t->h,
(const char*)t->string, t->length,
(XFont*)t->font->userdata.ptr,
t->background, t->foreground);
nk_xsurf_draw_text(surf, t->x, t->y, (const char*)t->string, t->length,
(XFont*)t->font->userdata.ptr, t->foreground);
} break;
case NK_COMMAND_CURVE: {
const struct nk_command_curve *q = (const struct nk_command_curve *)cmd;

13
demo/x11_xft/nuklear_xlib.h
View File

@ -417,8 +417,8 @@ nk_xsurf_stroke_curve(XSurface *surf, struct nk_vec2i p1,
}
NK_INTERN void
nk_xsurf_draw_text(XSurface *surf, short x, short y, unsigned short w, unsigned short h,
const char *text, int len, XFont *font, struct nk_color cbg, struct nk_color cfg)
nk_xsurf_draw_text(XSurface *surf, short x, short y, const char *text, int len,
XFont *font, struct nk_color cfg)
{
#ifdef NK_XLIB_USE_XFT
XRenderColor xrc;
@ -426,11 +426,8 @@ nk_xsurf_draw_text(XSurface *surf, short x, short y, unsigned short w, unsigned
#else
unsigned long fg = nk_color_from_byte(&cfg.r);
#endif
unsigned long bg = nk_color_from_byte(&cbg.r);
int tx, ty;
XSetForeground(surf->dpy, surf->gc, bg);
XFillRectangle(surf->dpy, surf->drawable, surf->gc, (int)x, (int)y, (unsigned)w, (unsigned)h);
if(!text || !font || !len) return;
tx = (int)x;
@ -1024,10 +1021,8 @@ nk_xlib_render(Drawable screen, struct nk_color clear)
} break;
case NK_COMMAND_TEXT: {
const struct nk_command_text *t = (const struct nk_command_text*)cmd;
nk_xsurf_draw_text(surf, t->x, t->y, t->w, t->h,
(const char*)t->string, t->length,
(XFont*)t->font->userdata.ptr,
t->background, t->foreground);
nk_xsurf_draw_text(surf, t->x, t->y, (const char*)t->string, t->length,
(XFont*)t->font->userdata.ptr, t->foreground);
} break;
case NK_COMMAND_CURVE: {
const struct nk_command_curve *q = (const struct nk_command_curve *)cmd;