115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
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#include "../xlib/xlib.h"
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#include <X11/xpm.h>
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/*void ExtractColorsymbols(s48_value v, XpmColorSymbols** CS, unsigned int* n) {
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int i; int len = S48_VECTOR_LENGTH
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*/
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void Attribs_To_XpmAttributes(s48_value attribs,
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XpmAttributes* XA) {
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int i; unsigned long mask = 0;
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for (i=0; i<9; i++) {
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s48_value v = S48_VECTOR_REF(attribs, i);
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if (S48_FALSE != v) {
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switch (i) {
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case 0: mask |= XpmVisual;
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XA->visual = SCX_EXTRACT_VISUAL(v);
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break;
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case 1: mask |= XpmColormap;
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XA->colormap = SCX_EXTRACT_COLORMAP(v);
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break;
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case 2: mask |= XpmDepth;
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XA->depth = s48_extract_integer(v);
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break;
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case 3: break; /*mask |= XpmColorSymbols;
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ExtractColorsymbols(v, XA->colorsymbols, XA->numsymbols);
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break;*/
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case 4: mask |= XpmReturnPixels; break;
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case 5: mask |= XpmExactColors;
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XA->exactColors = s48_extract_integer(v);
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break;
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case 6: mask |= XpmReturnAllocPixels; break;
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case 7: mask |= XpmAllocCloseColors;
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XA->alloc_close_colors = s48_extract_integer(v);
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break;
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case 8: mask |= XpmBitmapFormat;
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XA->bitmap_format = s48_extract_integer(v) ? XYBitmap : ZPixmap;
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break;
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}
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}
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}
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XA->valuemask = mask;
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return;
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}
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s48_value Make_XPM_Result(Pixmap* pixmap, Pixmap* shapemask,
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XpmAttributes* XA) {
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s48_value res = s48_make_vector(6, S48_FALSE);
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S48_DECLARE_GC_PROTECT(1);
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S48_GC_PROTECT_1(res);
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S48_VECTOR_SET(res, 0, SCX_ENTER_PIXMAP(*pixmap));
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S48_VECTOR_SET(res, 1, s48_cons(s48_enter_integer(XA->width),
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s48_enter_integer(XA->height)));
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if (XA->valuemask & XpmHotspot != 0)
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S48_VECTOR_SET(res, 2, s48_cons(s48_enter_integer(XA->x_hotspot),
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s48_enter_integer(XA->y_hotspot)));
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S48_VECTOR_SET(res, 3, SCX_ENTER_PIXMAP(*shapemask));
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S48_GC_UNPROTECT();
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return res;
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}
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s48_value scx_Create_Pixmap_From_Data(s48_value Xdisplay, s48_value Xdrawable,
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s48_value data,
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s48_value attribute_vector) {
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Pixmap pixmap, shapemask;
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XpmAttributes XA;
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int r, i, n = S48_VECTOR_LENGTH(data);
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char* d[n];
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for (i=0; i < n; i++)
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d[i] = s48_extract_string(S48_VECTOR_REF(data, i));
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Attribs_To_XpmAttributes(attribute_vector, &XA);
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r = XpmCreatePixmapFromData( SCX_EXTRACT_DISPLAY(Xdisplay),
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SCX_EXTRACT_DRAWABLE(Xdrawable),
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d,
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&pixmap, &shapemask,
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&XA );
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if (r == XpmNoMemory) return s48_enter_integer(0);
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else if (r == XpmFileInvalid) return s48_enter_integer(1);
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else if (r == XpmSuccess)
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return Make_XPM_Result(&pixmap, &shapemask, &XA);
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}
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s48_value scx_Read_File_To_Pixmap(s48_value Xdisplay, s48_value Xdrawable,
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s48_value filename,
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s48_value attribute_vector) {
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Pixmap pixmap, shapemask;
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XpmAttributes XA;
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int r;
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Attribs_To_XpmAttributes(attribute_vector, &XA);
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r = XpmReadFileToPixmap( SCX_EXTRACT_DISPLAY(Xdisplay),
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SCX_EXTRACT_DRAWABLE(Xdrawable),
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s48_extract_string(filename),
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&pixmap, &shapemask,
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&XA );
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if (r == XpmNoMemory) return s48_enter_integer(0);
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else if (r == XpmFileInvalid) return s48_enter_integer(1);
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else if (r == XpmOpenFailed) return s48_enter_integer(2);
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else if (r == XpmSuccess)
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return Make_XPM_Result(&pixmap, &shapemask, &XA);
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}
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void scx_init_xpm(void) {
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S48_EXPORT_FUNCTION(scx_Create_Pixmap_From_Data);
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S48_EXPORT_FUNCTION(scx_Read_File_To_Pixmap);
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}
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