X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=render%2Frender.c;h=b2575c634683a16634a75a2407ad23ea2f48cac3;hb=62240d2b0ffc75d2a87117e2e0e282674a965495;hp=f446a75d0e18b0efb7ee3fc7f2ba75d6b1c1ab17;hpb=175271a1267bba092a7b0c51f95e3b7bf148b664;p=chaz%2Fopenbox

diff --git a/render/render.c b/render/render.c
index f446a75d..b2575c63 100644
--- a/render/render.c
+++ b/render/render.c
@@ -1,5 +1,6 @@
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
+
 #include <glib.h>
 #include "render.h"
 #include "gradient.h"
@@ -7,56 +8,44 @@
 #include "mask.h"
 #include "color.h"
 #include "image.h"
-#include "../kernel/openbox.h"
+#include "theme.h"
+#include "kernel/openbox.h"
+
+#ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+#endif
 
 int render_depth;
+XVisualInfo render_visual_info;
+
 Visual *render_visual;
 Colormap render_colormap;
+
 int render_red_offset = 0, render_green_offset = 0, render_blue_offset = 0;
 int render_red_shift, render_green_shift, render_blue_shift;
+int render_red_mask, render_green_mask, render_blue_mask;
+
 
 void render_startup(void)
 {
-    paint = x_paint;
-
     render_depth = DefaultDepth(ob_display, ob_screen);
     render_visual = DefaultVisual(ob_display, ob_screen);
     render_colormap = DefaultColormap(ob_display, ob_screen);
 
-    if (render_depth < 8) {
-      XVisualInfo vinfo_template, *vinfo_return;
-      /* search for a TrueColor Visual... if we can't find one...
-         we will use the default visual for the screen */
-      int vinfo_nitems;
-      int best = -1;
-
-      vinfo_template.screen = ob_screen;
-      vinfo_template.class = TrueColor;
-      vinfo_return = XGetVisualInfo(ob_display,
-                                    VisualScreenMask | VisualClassMask,
-                                    &vinfo_template, &vinfo_nitems);
-      if (vinfo_return) {
-        int i;
-        int max_depth = 1;
-        for (i = 0; i < vinfo_nitems; ++i) {
-          if (vinfo_return[i].depth > max_depth) {
-            if (max_depth == 24 && vinfo_return[i].depth > 24)
-                break;          /* prefer 24 bit over 32 */
-            max_depth = vinfo_return[i].depth;
-            best = i;
-          }
-        }
-        if (max_depth < render_depth) best = -1;
-      }
-      if (best != -1) {
-        render_depth = vinfo_return[best].depth;
-        render_visual = vinfo_return[best].visual;
-        render_colormap = XCreateColormap(ob_display, ob_root, render_visual,
-                                          AllocNone);
-      }
-      XFree(vinfo_return);
-    }  
-  truecolor_startup();
+    switch (render_visual->class) {
+    case TrueColor:
+        truecolor_startup();
+        break;
+    case PseudoColor:
+    case StaticColor:
+    case GrayScale:
+    case StaticGray:
+        pseudocolor_startup();
+        break;
+    default:
+        g_critical("unsupported visual class.\n");
+        exit(EXIT_FAILURE);
+    }
 }
 
 void truecolor_startup(void)
@@ -68,9 +57,9 @@ void truecolor_startup(void)
                         ZPixmap, 0, NULL, 1, 1, 32, 0);
   g_assert(timage != NULL);
   /* find the offsets for each color in the visual's masks */
-  red_mask = timage->red_mask;
-  green_mask = timage->green_mask;
-  blue_mask = timage->blue_mask;
+  render_red_mask = red_mask = timage->red_mask;
+  render_green_mask = green_mask = timage->green_mask;
+  render_blue_mask = blue_mask = timage->blue_mask;
 
   render_red_offset = 0;
   render_green_offset = 0;
@@ -87,18 +76,110 @@ void truecolor_startup(void)
   XFree(timage);
 }
 
-void x_paint(Window win, Appearance *l, int x, int y, int w, int h)
+void pseudocolor_startup(void)
+{
+  XColor icolors[256];
+  int tr, tg, tb, n, r, g, b, i, incolors, ii;
+  unsigned long dev;
+  int cpc, _ncolors;
+  g_message("Initializing PseudoColor RenderControl\n");
+
+  /* determine the number of colors and the bits-per-color */
+  pseudo_bpc = 2; /* XXX THIS SHOULD BE A USER OPTION */
+  g_assert(pseudo_bpc >= 1);
+  _ncolors = pseudo_ncolors();
+
+  if (_ncolors > 1 << render_depth) {
+    g_warning("PseudoRenderControl: Invalid colormap size. Resizing.\n");
+    pseudo_bpc = 1 << (render_depth/3) >> 3;
+    _ncolors = 1 << (pseudo_bpc * 3);
+  }
+
+  /* build a color cube */
+  pseudo_colors = malloc(_ncolors * sizeof(XColor));
+  cpc = 1 << pseudo_bpc; /* colors per channel */
+
+  for (n = 0, r = 0; r < cpc; r++)
+    for (g = 0; g < cpc; g++)
+      for (b = 0; b < cpc; b++, n++) {
+        tr = (int)(((float)(r)/(float)(cpc-1)) * 0xFF);
+        tg = (int)(((float)(g)/(float)(cpc-1)) * 0xFF);
+        tb = (int)(((float)(b)/(float)(cpc-1)) * 0xFF);
+        pseudo_colors[n].red = tr | tr << 8;
+        pseudo_colors[n].green = tg | tg << 8;
+        pseudo_colors[n].blue = tb | tb << 8;
+        pseudo_colors[n].flags = DoRed|DoGreen|DoBlue; /* used to track 
+                                                          allocation */
+      }
+
+  /* allocate the colors */
+  for (i = 0; i < _ncolors; i++)
+    if (!XAllocColor(ob_display, render_colormap, &pseudo_colors[i]))
+      pseudo_colors[i].flags = 0; /* mark it as unallocated */
+
+  /* try allocate any colors that failed allocation above */
+
+  /* get the allocated values from the X server (only the first 256 XXX why!?)
+   */
+  incolors = (((1 << render_depth) > 256) ? 256 : (1 << render_depth));
+  for (i = 0; i < incolors; i++)
+    icolors[i].pixel = i;
+  XQueryColors(ob_display, render_colormap, icolors, incolors);
+
+  /* try match unallocated ones */
+  for (i = 0; i < _ncolors; i++) {
+    if (!pseudo_colors[i].flags) { /* if it wasn't allocated... */
+      unsigned long closest = 0xffffffff, close = 0;
+      for (ii = 0; ii < incolors; ii++) {
+        /* find deviations */
+        r = (pseudo_colors[i].red - icolors[ii].red) & 0xff;
+        g = (pseudo_colors[i].green - icolors[ii].green) & 0xff;
+        b = (pseudo_colors[i].blue - icolors[ii].blue) & 0xff;
+        /* find a weighted absolute deviation */
+        dev = (r * r) + (g * g) + (b * b);
+
+        if (dev < closest) {
+          closest = dev;
+          close = ii;
+        }
+      }
+
+      pseudo_colors[i].red = icolors[close].red;
+      pseudo_colors[i].green = icolors[close].green;
+      pseudo_colors[i].blue = icolors[close].blue;
+      pseudo_colors[i].pixel = icolors[close].pixel;
+
+      /* try alloc this closest color, it had better succeed! */
+      if (XAllocColor(ob_display, render_colormap, &pseudo_colors[i]))
+        pseudo_colors[i].flags = DoRed|DoGreen|DoBlue; /* mark as alloced */
+      else
+        g_assert(FALSE); /* wtf has gone wrong, its already alloced for
+                            chissake! */
+    }
+  }
+}
+
+void paint(Window win, Appearance *l, int w, int h)
 {
-    int i, transferred = 0;
+    int i, transferred = 0, sw;
+    pixel32 *source, *dest;
     Pixmap oldp;
+    Rect tarea; /* area in which to draw textures */
+    gboolean resized;
 
-    if (w <= 0 || h <= 0 || x+w <= 0 || y+h <= 0) return;
+    if (w <= 0 || h <= 0) return;
 
-    g_assert(l->surface.type == Surface_Planar);
+    resized = (l->w != w || l->h != h);
+
+    if (resized) {
+        oldp = l->pixmap; /* save to free after changing the visible pixmap */
+        l->pixmap = XCreatePixmap(ob_display, ob_root, w, h, render_depth);
+    } else
+        oldp = None;
 
-    oldp = l->pixmap; /* save to free after changing the visible pixmap */
-    l->pixmap = XCreatePixmap(ob_display, ob_root, x+w, y+h, render_depth);
     g_assert(l->pixmap != None);
+    l->w = w;
+    l->h = h;
 
     if (l->xftdraw != NULL)
         XftDrawDestroy(l->xftdraw);
@@ -106,173 +187,308 @@ void x_paint(Window win, Appearance *l, int x, int y, int w, int h)
                                render_colormap);
     g_assert(l->xftdraw != NULL);
 
-    g_free(l->surface.data.planar.pixel_data);
-    l->surface.data.planar.pixel_data = g_new(pixel32, w * h);
+    g_free(l->surface.pixel_data);
+    l->surface.pixel_data = g_new(pixel32, w * h);
 
+    if (l->surface.grad == Background_ParentRelative) {
+        g_assert (l->surface.parent);
+        g_assert (l->surface.parent->w);
 
-    if (l->surface.data.planar.grad == Background_ParentRelative) {
-        memset(l->surface.data.planar.pixel_data, 0, w*h*4);
+        sw = l->surface.parent->w;
+        source = (l->surface.parent->surface.pixel_data + l->surface.parentx +
+                  sw * l->surface.parenty);
+        dest = l->surface.pixel_data;
+        for (i = 0; i < h; i++, source += sw, dest += w) {
+            memcpy(dest, source, w * sizeof(pixel32));
+        }
     }
-    else if (l->surface.data.planar.grad == Background_Solid)
-        gradient_solid(l, x, y, w, h);
+    else if (l->surface.grad == Background_Solid)
+        gradient_solid(l, 0, 0, w, h);
     else gradient_render(&l->surface, w, h);
 
+    RECT_SET(tarea, 0, 0, w, h);
+    if (l->surface.grad != Background_ParentRelative) {
+        if (l->surface.relief != Flat) {
+            switch (l->surface.bevel) {
+            case Bevel1:
+                tarea.x += 1; tarea.y += 1;
+                tarea.width -= 2; tarea.height -= 2;
+                break;
+            case Bevel2:
+                tarea.x += 2; tarea.y += 2;
+                tarea.width -= 4; tarea.height -= 4;
+                break;
+            }
+        } else if (l->surface.border) {
+            tarea.x += 1; tarea.y += 1;
+            tarea.width -= 2; tarea.height -= 2;
+        }
+    }
+
     for (i = 0; i < l->textures; i++) {
         switch (l->texture[i].type) {
+        case NoTexture:
+            break;
         case Text:
             if (!transferred) {
                 transferred = 1;
-                if (l->surface.data.planar.grad != Background_Solid)
-                    pixel32_to_pixmap(l->surface.data.planar.pixel_data, 
-                                      l->pixmap,x,y,w,h);
+                if (l->surface.grad != Background_Solid)
+                    pixel32_to_pixmap(l->surface.pixel_data, 
+                                      l->pixmap, 0, 0, w, h);
             }
             if (l->xftdraw == NULL) {
                 l->xftdraw = XftDrawCreate(ob_display, l->pixmap, 
                                         render_visual, render_colormap);
             }
-            font_draw(l->xftdraw, &l->texture[i].data.text, 
-                      &l->texture[i].position);
+            font_draw(l->xftdraw, &l->texture[i].data.text, &tarea);
         break;
         case Bitmask:
             if (!transferred) {
                 transferred = 1;
-                if (l->surface.data.planar.grad != Background_Solid)
-                    pixel32_to_pixmap(l->surface.data.planar.pixel_data, 
-                                      l->pixmap,x,y,w,h);
+                if (l->surface.grad != Background_Solid)
+                    pixel32_to_pixmap(l->surface.pixel_data, 
+                                      l->pixmap, 0, 0, w, h);
             }
             if (l->texture[i].data.mask.color->gc == None)
                 color_allocate_gc(l->texture[i].data.mask.color);
-            mask_draw(l->pixmap, &l->texture[i].data.mask,
-                      &l->texture[i].position);
+            mask_draw(l->pixmap, &l->texture[i].data.mask, &tarea);
         break;
         case RGBA:
-            image_draw(l->surface.data.planar.pixel_data, 
-                       &l->texture[i].data.rgba,
-                       &l->texture[i].position);
+            image_draw(l->surface.pixel_data,
+                       &l->texture[i].data.rgba, &tarea);
         break;
         }
     }
 
     if (!transferred) {
         transferred = 1;
-        if (l->surface.data.planar.grad != Background_Solid)
-            pixel32_to_pixmap(l->surface.data.planar.pixel_data, l->pixmap
-                              ,x,y,w,h);
+        if (l->surface.grad != Background_Solid)
+            pixel32_to_pixmap(l->surface.pixel_data, l->pixmap, 0, 0, w, h);
     }
 
 
     XSetWindowBackgroundPixmap(ob_display, win, l->pixmap);
     XClearWindow(ob_display, win);
-    if (oldp != None) XFreePixmap(ob_display, oldp);
+    if (oldp) XFreePixmap(ob_display, oldp);
 }
 
-/*
-void gl_paint(Window win, Appearance *l)
-{
-    glXMakeCurrent(ob_display, win, gl_context);
-}
-*/
-
 void render_shutdown(void)
 {
 }
 
-Appearance *appearance_new(SurfaceType type, int numtex)
+Appearance *appearance_new(int numtex)
 {
-  PlanarSurface *p;
+  Surface *p;
   Appearance *out;
 
   out = g_new(Appearance, 1);
-  out->surface.type = type;
   out->textures = numtex;
   out->xftdraw = NULL;
   if (numtex) out->texture = g_new0(Texture, numtex);
   else out->texture = NULL;
   out->pixmap = None;
-
-  switch (type) {
-  case Surface_Planar:
-    p = &out->surface.data.planar;
-    p->primary = NULL;
-    p->secondary = NULL;
-    p->border_color = NULL;
-    p->pixel_data = NULL;
-    break;
-  }
+  out->w = out->h = 0;
+
+  p = &out->surface;
+  p->primary = NULL;
+  p->secondary = NULL;
+  p->border_color = NULL;
+  p->bevel_dark = NULL;
+  p->bevel_light = NULL;
+  p->pixel_data = NULL;
   return out;
 }
 
 Appearance *appearance_copy(Appearance *orig)
 {
-    PlanarSurface *spo, *spc;
+    Surface *spo, *spc;
     Appearance *copy = g_new(Appearance, 1);
-    copy->surface.type = orig->surface.type;
-    switch (orig->surface.type) {
-    case Surface_Planar:
-        spo = &(orig->surface.data.planar);
-        spc = &(copy->surface.data.planar);
-        spc->grad = spo->grad;
-        spc->relief = spo->relief;
-        spc->bevel = spo->bevel;
-        if (spo->primary != NULL)
-            spc->primary = color_new(spo->primary->r,
-                                     spo->primary->g, 
-                                     spo->primary->b);
-        else spc->primary = NULL;
-
-        if (spo->secondary != NULL)
-            spc->secondary = color_new(spo->secondary->r,
-                                       spo->secondary->g,
-                                       spo->secondary->b);
-        else spc->secondary = NULL;
-
-        if (spo->border_color != NULL)
-            spc->border_color = color_new(spo->border_color->r,
-                                          spo->border_color->g,
-                                          spo->border_color->b);
-        else spc->border_color = NULL;
-
-        spc->interlaced = spo->interlaced;
-        spc->border = spo->border;
-        spc->pixel_data = NULL;
-    break;
-    }
+
+    spo = &(orig->surface);
+    spc = &(copy->surface);
+    spc->grad = spo->grad;
+    spc->relief = spo->relief;
+    spc->bevel = spo->bevel;
+    if (spo->primary != NULL)
+        spc->primary = color_new(spo->primary->r,
+                                 spo->primary->g, 
+                                 spo->primary->b);
+    else spc->primary = NULL;
+
+    if (spo->secondary != NULL)
+        spc->secondary = color_new(spo->secondary->r,
+                                   spo->secondary->g,
+                                   spo->secondary->b);
+    else spc->secondary = NULL;
+
+    if (spo->border_color != NULL)
+        spc->border_color = color_new(spo->border_color->r,
+                                      spo->border_color->g,
+                                      spo->border_color->b);
+    else spc->border_color = NULL;
+
+    if (spo->bevel_dark != NULL)
+        spc->bevel_dark = color_new(spo->bevel_dark->r,
+                                    spo->bevel_dark->g,
+                                    spo->bevel_dark->b);
+    else spc->bevel_dark = NULL;
+
+    if (spo->bevel_light != NULL)
+        spc->bevel_light = color_new(spo->bevel_light->r,
+                                     spo->bevel_light->g,
+                                     spo->bevel_light->b);
+    else spc->bevel_light = NULL;
+
+    spc->interlaced = spo->interlaced;
+    spc->border = spo->border;
+    spc->pixel_data = NULL;
+
     copy->textures = orig->textures;
     copy->texture = g_memdup(orig->texture, orig->textures * sizeof(Texture));
     copy->pixmap = None;
     copy->xftdraw = NULL;
+    copy->w = copy->h = 0;
     return copy;
 }
 
 void appearance_free(Appearance *a)
 {
-    PlanarSurface *p;
-    if (a->pixmap != None) XFreePixmap(ob_display, a->pixmap);
-    if (a->xftdraw != NULL) XftDrawDestroy(a->xftdraw);
-    if (a->textures)
-        g_free(a->texture);
-    if (a->surface.type == Surface_Planar) {
-        p = &a->surface.data.planar;
-        if (p->primary != NULL) color_free(p->primary);
-        if (p->secondary != NULL) color_free(p->secondary);
-        if (p->border_color != NULL) color_free(p->border_color);
-        if (p->pixel_data != NULL) g_free(p->pixel_data);
+    if (a) {
+        Surface *p;
+        if (a->pixmap != None) XFreePixmap(ob_display, a->pixmap);
+        if (a->xftdraw != NULL) XftDrawDestroy(a->xftdraw);
+        if (a->textures)
+            g_free(a->texture);
+        p = &a->surface;
+        color_free(p->primary);
+        color_free(p->secondary);
+        color_free(p->border_color);
+        color_free(p->bevel_dark);
+        color_free(p->bevel_light);
+        g_free(p->pixel_data);
+
+        g_free(a);
     }
-    g_free(a);
 }
 
 
 void pixel32_to_pixmap(pixel32 *in, Pixmap out, int x, int y, int w, int h)
 {
+    pixel32 *scratch;
     XImage *im = NULL;
     im = XCreateImage(ob_display, render_visual, render_depth,
                       ZPixmap, 0, NULL, w, h, 32, 0);
     g_assert(im != NULL);
-    im->byte_order = endian;
-    im->data = (char *)in;
-    reduce_depth((pixel32*)im->data, im);
+    im->byte_order = render_endian;
+/* this malloc is a complete waste of time on normal 32bpp
+   as reduce_depth just sets im->data = data and returns
+*/
+    scratch = g_new(pixel32, im->width * im->height);
+    im->data = (char*) scratch;
+    reduce_depth(in, im);
     XPutImage(ob_display, out, DefaultGC(ob_display, ob_screen),
               im, 0, 0, x, y, w, h);
     im->data = NULL;
     XDestroyImage(im);
+    g_free(scratch);
+}
+
+void appearance_minsize(Appearance *l, int *w, int *h)
+{
+    int i;
+    int m;
+    *w = *h = 0;
+
+    for (i = 0; i < l->textures; ++i) {
+        switch (l->texture[i].type) {
+        case Bitmask:
+            *w = MAX(*w, l->texture[i].data.mask.mask->w);
+            *h = MAX(*h, l->texture[i].data.mask.mask->h);
+            break;
+        case Text:
+            m = font_measure_string(l->texture[i].data.text.font,
+                                    l->texture[i].data.text.string,
+                                    l->texture[i].data.text.shadow,
+                                    l->texture[i].data.text.offset);
+            *w = MAX(*w, m);
+            m = font_height(l->texture[i].data.text.font,
+                            l->texture[i].data.text.shadow,
+                            l->texture[i].data.text.offset);
+            *h += MAX(*h, m);
+            break;
+        case RGBA:
+            *w += MAX(*w, l->texture[i].data.rgba.width);
+            *h += MAX(*h, l->texture[i].data.rgba.height);
+            break;
+        case NoTexture:
+            break;
+        }
+    }
+
+    if (l->surface.relief != Flat) {
+        switch (l->surface.bevel) {
+        case Bevel1:
+            *w += 2;
+            *h += 2;
+            break;
+        case Bevel2:
+            *w += 4;
+            *h += 4;
+            break;
+        }
+    } else if (l->surface.border) {
+        *w += 2;
+        *h += 2;
+    }
+
+    if (*w < 1) *w = 1;
+    if (*h < 1) *h = 1;
+}
+
+gboolean render_pixmap_to_rgba(Pixmap pmap, Pixmap mask,
+                               int *w, int *h, pixel32 **data)
+{
+    Window xr;
+    int xx, xy;
+    guint pw, ph, mw, mh, xb, xd, i, x, y, di;
+    XImage *xi, *xm = NULL;
+
+    if (!XGetGeometry(ob_display, pmap, &xr, &xx, &xy, &pw, &ph, &xb, &xd))
+        return FALSE;
+    if (mask) {
+        if (!XGetGeometry(ob_display, mask, &xr, &xx, &xy, &mw, &mh, &xb, &xd))
+            return FALSE;
+        if (pw != mw || ph != mh || xd != 1)
+            return FALSE;
+    }
+
+    xi = XGetImage(ob_display, pmap, 0, 0, pw, ph, 0xffffffff, ZPixmap);
+    if (!xi)
+        return FALSE;
+
+    if (mask) {
+        xm = XGetImage(ob_display, mask, 0, 0, mw, mh, 0xffffffff, ZPixmap);
+        if (!xm)
+            return FALSE;
+    }
+
+    *data = g_new(pixel32, pw * ph);
+    increase_depth(*data, xi);
+
+    if (mask) {
+        /* apply transparency from the mask */
+        di = 0;
+        for (i = 0, y = 0; y < ph; ++y) {
+            for (x = 0; x < pw; ++x, ++i) {
+                if (!((((unsigned)xm->data[di + x / 8]) >> (x % 8)) & 0x1))
+                    (*data)[i] &= ~(0xff << default_alpha_offset);
+            }
+            di += xm->bytes_per_line;
+        }
+    }
+
+    *w = pw;
+    *h = ph;
+
+    return TRUE;
 }