-
-/*
-
-static struct RastPort *
-AllocRastPort (unsigned int, unsigned int, unsigned int);
-static void
-FreeRastPort (struct RastPort *, unsigned int,unsigned int);
-
-
-static struct RastPort *
-AllocRastPort (
- unsigned int width,
- unsigned int height,
- unsigned int depth)
-{
- struct RastPort *rp;
-
- rp = XpmMalloc (sizeof (*rp));
- if (rp != NULL)
- {
- InitRastPort (rp);
- if (GfxBase->LibNode.lib_Version >= 39)
- {
- rp->BitMap = AllocBitMap (width, height, depth, BMF_CLEAR, NULL);
- if (rp->BitMap == NULL)
- {
- FreeRastPort (rp, width, height);
- return NULL;
- }
- }
- else
- {
- unsigned int i;
-
- rp->BitMap = XpmMalloc (sizeof (*rp->BitMap));
- if (rp->BitMap == NULL)
- {
- FreeRastPort (rp, width, height);
- return NULL;
- }
-
- InitBitMap (rp->BitMap, depth, width, height);
- for (i = 0; i < depth; ++i)
- rp->BitMap->Planes[i] = NULL;
- for (i = 0; i < depth; ++i)
- {
- rp->BitMap->Planes[i] = (PLANEPTR)AllocRaster (width, height);
- if (rp->BitMap->Planes[i] == NULL)
- {
- FreeRastPort (rp, width, height);
- return NULL;
- }
- }
- }
- }
-
- return rp;
-}
-
-
-static void
-FreeRastPort (
- struct RastPort *rp,
- unsigned int width,
- unsigned int height)
-{
- if (rp != NULL)
- {
- if (rp->BitMap != NULL)
- {
- WaitBlit ();
- if (GfxBase->LibNode.lib_Version >= 39)
- FreeBitMap (rp->BitMap);
- else
- {
- unsigned int i;
-
- for (i = 0; i < rp->BitMap->Depth; ++i)
- {
- if (rp->BitMap->Planes[i] != NULL)
- FreeRaster (rp->BitMap->Planes[i], width, height);
- }
- XpmFree (rp->BitMap);
- }
- }
- XpmFree (rp);
- }
-}
-
-
-XImage *
-AllocXImage (
- unsigned int width,
- unsigned int height,
- unsigned int depth)
-{
- XImage *img;
-
- img = XpmMalloc (sizeof (*img));
- if (img != NULL)
- {
- img->width = width;
- img->height = height;
- img->rp = AllocRastPort (img->width, img->height, depth);
- if (img->rp == NULL)
- {
- FreeXImage (img);
- return NULL;
- }
- }
-
- return img;
-}
-
-
-int
-FreeXImage (
- XImage *ximage)
-{
- if (ximage != NULL)
- {
- FreeRastPort (ximage->rp, ximage->width, ximage->height);
- XpmFree (ximage);
- }
-
- return Success;
-}
-
-
-int
-XPutPixel (
- XImage *ximage,
- int x,
- int y,
- unsigned long pixel)
-{
- SetAPen (ximage->rp, pixel);
- WritePixel (ximage->rp, x, y);
-
- return Success;
-}
-
-
-Status
-AllocBestPen (
- Colormap colormap,
- XColor *screen_in_out,
- unsigned long precision,
- Bool fail_if_bad)
-{
- if (GfxBase->LibNode.lib_Version >= 39)
- {
- unsigned long r, g, b;
-
- r = screen_in_out->red * 0x00010001;
- g = screen_in_out->green * 0x00010001;
- b = screen_in_out->blue * 0x00010001;
- screen_in_out->pixel = ObtainBestPen (colormap, r, g, b,
- OBP_Precision, precision,
- OBP_FailIfBad, fail_if_bad,
- TAG_DONE);
- if (screen_in_out->pixel == -1)
- return False;
-
- QueryColor (colormap, screen_in_out);
- }
- else
- {
- XColor nearest, trial;
- long nearest_delta, trial_delta;
- int num_cells, i;
-
- num_cells = colormap->Count;
- nearest.pixel = 0;
- QueryColor (colormap, &nearest);
- nearest_delta = ((((screen_in_out->red >> 8) - (nearest.red >> 8))
- * ((screen_in_out->red >> 8) - (nearest.red >> 8)))
- +
- (((screen_in_out->green >> 8) - (nearest.green >> 8))
- * ((screen_in_out->green >> 8) - (nearest.green >> 8)))
- +
- (((screen_in_out->blue >> 8) - (nearest.blue >> 8))
- * ((screen_in_out->blue >> 8) - (nearest.blue >> 8))));
- for (i = 1; i < num_cells; i++)
- {
- // precision and fail_if_bad is ignored under pre V39
- trial.pixel = i;
- QueryColor (colormap, &trial);
- trial_delta = ((((screen_in_out->red >> 8) - (trial.red >> 8))
- * ((screen_in_out->red >> 8) - (trial.red >> 8)))
- +
- (((screen_in_out->green >> 8) - (trial.green >> 8))
- * ((screen_in_out->green >> 8) - (trial.green >> 8)))
- +
- (((screen_in_out->blue >> 8) - (trial.blue >> 8))
- * ((screen_in_out->blue >> 8) - (trial.blue >> 8))));
- if (trial_delta < nearest_delta)
- {
- nearest = trial;
- nearest_delta = trial_delta;
- }
- }
- screen_in_out->pixel = nearest.pixel;
- screen_in_out->red = nearest.red;
- screen_in_out->green = nearest.green;
- screen_in_out->blue = nearest.blue;
- }
-
- return True;
-}
-
-
-int
-FreePens (
- Colormap colormap,
- unsigned long *pixels,
- int npixels)
-{
- if (GfxBase->LibNode.lib_Version >= 39)
- {
- int i;
-
- for (i = 0; i < npixels; i++)
- ReleasePen (colormap, pixels[i]);
- }
-
- return Success;
-}
-
-
-Status
-ParseColor (
- char *spec,
- XColor *exact_def_return)
-{
- int spec_length;
-
- if (spec == 0)
- return False;
-
- spec_length = strlen(spec);
- if (spec[0] == '#')
- {
- int hexlen;
- char hexstr[10];
-
- hexlen = (spec_length - 1) / 3;
- if (hexlen < 1 || hexlen > 4 || hexlen * 3 != spec_length - 1)
- return False;
-
- hexstr[hexlen] = '\0';
- strncpy (hexstr, spec + 1, hexlen);
- exact_def_return->red = strtoul (hexstr, NULL, 16) << (16 - 4*hexlen);
- strncpy (hexstr, spec + 1 + hexlen, hexlen);
- exact_def_return->green = strtoul (hexstr, NULL, 16) << (16 - 4*hexlen);
- strncpy (hexstr, spec + 1 + 2 * hexlen, hexlen);
- exact_def_return->blue = strtoul (hexstr, NULL, 16) << (16 - 4*hexlen);
-
- return True;
- }
- else
- {
- FILE *rgbf;
- int items, red, green, blue;
- char line[512], name[512];
- Bool success = False;
-
- rgbf = fopen ("LIBS:rgb.txt", "r");
- if (rgbf == NULL)
- return False;
-
- while (fgets(line, sizeof (line), rgbf) && !success)
- {
- items = sscanf (line, "%d %d %d %[^\n]\n",
- &red, &green, &blue, name);
- if (items != 4)
- continue;
-
- if (red < 0 || red > 0xFF
- || green < 0 || green > 0xFF
- || blue < 0 || blue > 0xFF)
- {
- continue;
- }
-
- if (0 == xpmstrcasecmp (spec, name))
- {
- exact_def_return->red = red * 0x0101;
- exact_def_return->green = green * 0x0101;
- exact_def_return->blue = blue * 0x0101;
- success = True;
- }
- }
- fclose (rgbf);
-
- return success;
- }
-}
-
-
-int
-QueryColor (
- Colormap colormap,
- XColor *def_in_out)
-{
- if (GfxBase->LibNode.lib_Version >= 39)
- {
- unsigned long rgb[3];
-
- GetRGB32 (colormap, def_in_out->pixel, 1, rgb);
- def_in_out->red = rgb[0] >> 16;
- def_in_out->green = rgb[1] >> 16;
- def_in_out->blue = rgb[2] >> 16;
- }
- else
- {
- unsigned short rgb;
-
- rgb = GetRGB4 (colormap, def_in_out->pixel);
- def_in_out->red = ((rgb >> 8) & 0xF) * 0x1111;
- def_in_out->green = ((rgb >> 4) & 0xF) * 0x1111;
- def_in_out->blue = (rgb & 0xF) * 0x1111;
- }
-
- return Success;
-}
-
-
-int
-QueryColors (
- Colormap colormap,
- XColor *defs_in_out,
- int ncolors)
-{
- int i;
-
- for (i = 0; i < ncolors; i++)
- QueryColor (colormap, &defs_in_out[i]);
-
- return Success;
-}
-
-*/
projects / wxWidgets.git / commitdiff
