+++ /dev/null
-// -*- mode: C; indent-tabs-mode: nil; c-basic-offset: 2; -*-
-
-#include "../config.h"
-#include "imagecontrol.h"
-#include "timer.h"
-#include "screeninfo.h"
-#include "display.h"
-
-typedef struct CachedImage {
- Pixmap pixmap;
-
- unsigned int count, width, height;
- unsigned long pixel1, pixel2, texture;
-} CachedImage;
-
-static void timeout(OtkImageControl *self);
-static void initColors(OtkImageControl *self, Visual *visual);
-
-PyObject *OtkImageControl_New(int screen)
-{
- OtkImageControl *self;
- int count, i;
- XPixmapFormatValues *pmv;
-
- self = PyObject_New(OtkImageControl, &OtkImageControl_Type);
-
- self->screen = OtkDisplay_ScreenInfo(OBDisplay, screen);
-
- self->timer = (OtkTimer*)OtkTimer_New((OtkTimeoutHandler)timeout, self);
- self->timer->timeout = 300000;
- OtkTimer_Start(self->timer);
- self->cache_max = 200;
-
- self->dither = True; // default value
- self->cpc = 4; // default value
-
- // get the BPP from the X server
- self->bpp = 0;
- if ((pmv = XListPixmapFormats(OBDisplay->display, &count))) {
- for (i = 0; i < count; i++)
- if (pmv[i].depth == self->screen->depth) {
- self->bpp = pmv[i].bits_per_pixel;
- break;
- }
- XFree(pmv);
- }
- if (!self->bpp) self->bpp = self->screen->depth;
- if (self->bpp >= 24) self->dither = False; // don't need dither at >= 24 bpp
-
- self->grad_xbuffer = self->grad_ybuffer = NULL;
- self->grad_buffer_width = self->grad_buffer_height = 0;
- self->sqrt_table = NULL;
-
- initColors(self, self->screen->visual);
-
- return (PyObject*)self;
-}
-
-static void initColors(OtkImageControl *self, Visual *visual)
-{
- // these are not used for !TrueColor
- self->red_offset = self->green_offset = self->blue_offset = 0;
- // these are not used for TrueColor
- self->colors = NULL;
- self->ncolors = 0;
-
- // figure out all our color settings based on the visual type
- switch (visual->class) {
- case TrueColor: {
- int i;
- unsigned long red_mask, green_mask, blue_mask;
-
- // find the offsets for each color in the visual's masks
- red_mask = visual->red_mask;
- green_mask = visual->green_mask;
- blue_mask = visual->blue_mask;
-
- while (! (red_mask & 1)) { self->red_offset++; red_mask >>= 1; }
- while (! (green_mask & 1)) { self->green_offset++; green_mask >>= 1; }
- while (! (blue_mask & 1)) { self->blue_offset++; blue_mask >>= 1; }
-
- // use the mask to determine the number of bits for each shade of color
- // so, best case, red_mask == 0xff (255), and so each bit is a different
- // shade!
- self->red_bits = 255 / red_mask;
- self->green_bits = 255 / green_mask;
- self->blue_bits = 255 / blue_mask;
-
- // compute color tables, based on the number of bits for each shade
- for (i = 0; i < 256; i++) {
- self->red_color_table[i] = i / self->red_bits;
- self->green_color_table[i] = i / self->green_bits;
- self->blue_color_table[i] = i / self->blue_bits;
- }
- break;
- }
-/*
- case PseudoColor:
- case StaticColor: {
- ncolors = self->cpc * self->cpc * self->cpc; // cpc ^ 3
-
- if (ncolors > (1 << self->screen->depth)) {
- self->cpc = (1 << self->screen->depth) / 3;
- ncolors = self->cpc * self->cpc * self->cpc; // cpc ^ 3
- }
-
- if (self->cpc < 2 || self->ncolors > (1 << self->screen->depth)) {
- fprintf(stderr,
- "OtkImageControl_New: invalid colormap size %d "
- "(%d/%d/%d) - reducing",
- self->ncolors, self->cpc, self->cpc, self->cpc);
-
- self->cpc = (1 << self->screen->depth) / 3;
- }
-
- self->colors = malloc(sizeof(XColor) * self->ncolors);
- if (! self->colors) {
- fprintf(stderr, "OtkImageControl_New: error allocating colormap\n");
- exit(1);
- }
-
- int i = 0, ii, p, r, g, b,
- bits = 255 / (colors_per_channel - 1);
-
- red_bits = green_bits = blue_bits = bits;
-
- for (i = 0; i < 256; i++)
- red_color_table[i] = green_color_table[i] = blue_color_table[i] =
- i / bits;
-
- for (r = 0, i = 0; r < colors_per_channel; r++)
- for (g = 0; g < colors_per_channel; g++)
- for (b = 0; b < colors_per_channel; b++, i++) {
- colors[i].red = (r * 0xffff) / (colors_per_channel - 1);
- colors[i].green = (g * 0xffff) / (colors_per_channel - 1);
- colors[i].blue = (b * 0xffff) / (colors_per_channel - 1);;
- colors[i].flags = DoRed|DoGreen|DoBlue;
- }
-
- for (i = 0; i < ncolors; i++) {
- if (! XAllocColor(OBDisplay::display, colormap, &colors[i])) {
- fprintf(stderr, "couldn't alloc color %i %i %i\n",
- colors[i].red, colors[i].green, colors[i].blue);
- colors[i].flags = 0;
- } else {
- colors[i].flags = DoRed|DoGreen|DoBlue;
- }
- }
-
- XColor icolors[256];
- int incolors = (((1 << screen_depth) > 256) ? 256 : (1 << screen_depth));
-
- for (i = 0; i < incolors; i++)
- icolors[i].pixel = i;
-
- XQueryColors(OBDisplay::display, colormap, icolors, incolors);
- for (i = 0; i < ncolors; i++) {
- if (! colors[i].flags) {
- unsigned long chk = 0xffffffff, pixel, close = 0;
-
- p = 2;
- while (p--) {
- for (ii = 0; ii < incolors; ii++) {
- r = (colors[i].red - icolors[i].red) >> 8;
- g = (colors[i].green - icolors[i].green) >> 8;
- b = (colors[i].blue - icolors[i].blue) >> 8;
- pixel = (r * r) + (g * g) + (b * b);
-
- if (pixel < chk) {
- chk = pixel;
- close = ii;
- }
-
- colors[i].red = icolors[close].red;
- colors[i].green = icolors[close].green;
- colors[i].blue = icolors[close].blue;
-
- if (XAllocColor(OBDisplay::display, colormap,
- &colors[i])) {
- colors[i].flags = DoRed|DoGreen|DoBlue;
- break;
- }
- }
- }
- }
- }
-
- break;
- }
-
- case GrayScale:
- case StaticGray: {
- if (visual->c_class == StaticGray) {
- ncolors = 1 << screen_depth;
- } else {
- ncolors = colors_per_channel * colors_per_channel * colors_per_channel;
-
- if (ncolors > (1 << screen_depth)) {
- colors_per_channel = (1 << screen_depth) / 3;
- ncolors =
- colors_per_channel * colors_per_channel * colors_per_channel;
- }
- }
-
- if (colors_per_channel < 2 || ncolors > (1 << screen_depth)) {
- fprintf(stderr,
- "BImageControl::BImageControl: invalid colormap size %d "
- "(%d/%d/%d) - reducing",
- ncolors, colors_per_channel, colors_per_channel,
- colors_per_channel);
-
- colors_per_channel = (1 << screen_depth) / 3;
- }
-
- colors = new XColor[ncolors];
- if (! colors) {
- fprintf(stderr,
- "BImageControl::BImageControl: error allocating colormap\n");
- exit(1);
- }
-
- int i = 0, ii, p, bits = 255 / (colors_per_channel - 1);
- red_bits = green_bits = blue_bits = bits;
-
- for (i = 0; i < 256; i++)
- red_color_table[i] = green_color_table[i] = blue_color_table[i] =
- i / bits;
-
- for (i = 0; i < ncolors; i++) {
- colors[i].red = (i * 0xffff) / (colors_per_channel - 1);
- colors[i].green = (i * 0xffff) / (colors_per_channel - 1);
- colors[i].blue = (i * 0xffff) / (colors_per_channel - 1);;
- colors[i].flags = DoRed|DoGreen|DoBlue;
-
- if (! XAllocColor(OBDisplay::display, colormap,
- &colors[i])) {
- fprintf(stderr, "couldn't alloc color %i %i %i\n",
- colors[i].red, colors[i].green, colors[i].blue);
- colors[i].flags = 0;
- } else {
- colors[i].flags = DoRed|DoGreen|DoBlue;
- }
- }
-
- XColor icolors[256];
- int incolors = (((1 << screen_depth) > 256) ? 256 :
- (1 << screen_depth));
-
- for (i = 0; i < incolors; i++)
- icolors[i].pixel = i;
-
- XQueryColors(OBDisplay::display, colormap, icolors, incolors);
- for (i = 0; i < ncolors; i++) {
- if (! colors[i].flags) {
- unsigned long chk = 0xffffffff, pixel, close = 0;
-
- p = 2;
- while (p--) {
- for (ii = 0; ii < incolors; ii++) {
- int r = (colors[i].red - icolors[i].red) >> 8;
- int g = (colors[i].green - icolors[i].green) >> 8;
- int b = (colors[i].blue - icolors[i].blue) >> 8;
- pixel = (r * r) + (g * g) + (b * b);
-
- if (pixel < chk) {
- chk = pixel;
- close = ii;
- }
-
- colors[i].red = icolors[close].red;
- colors[i].green = icolors[close].green;
- colors[i].blue = icolors[close].blue;
-
- if (XAllocColor(OBDisplay::display, colormap,
- &colors[i])) {
- colors[i].flags = DoRed|DoGreen|DoBlue;
- break;
- }
- }
- }
- }
- }
-
- break;
- }
-*/
- default:
- fprintf(stderr, "OtkImageControl: unsupported visual class: %d\n",
- visual->class);
- exit(1);
- }
-}
-
-
-static void timeout(OtkImageControl *self)
-{
- (void)self;
-}
-
-
-
-static void otkimagecontrol_dealloc(OtkImageControl* self)
-{
- Py_DECREF(self->screen);
- Py_DECREF(self->timer);
- PyObject_Del((PyObject*)self);
-}
-
-PyTypeObject OtkImageControl_Type = {
- PyObject_HEAD_INIT(NULL)
- 0,
- "OtkImageControl",
- sizeof(OtkImageControl),
- 0,
- (destructor)otkimagecontrol_dealloc, /*tp_dealloc*/
- 0, /*tp_print*/
- 0, /*tp_getattr*/
- 0, /*tp_setattr*/
- 0, /*tp_compare*/
- 0, /*tp_repr*/
- 0, /*tp_as_number*/
- 0, /*tp_as_sequence*/
- 0, /*tp_as_mapping*/
- 0, /*tp_hash */
-};
projects / chaz / openbox / blobdiff