make bevel strengths theme-selectable

4 files changed, 35 insertions, 19 deletions

diff --git a/render/gradient.c b/render/gradient.c
index ad126513..ccfd6071 100644
--- a/render/gradient.c
+++ b/render/gradient.c
@@ -23,7 +23,7 @@
 #include "color.h"
 #include <glib.h>
 
-static void highlight(RrPixel32 *x, RrPixel32 *y, gboolean raised);
+static void highlight(RrSurface *s, RrPixel32 *x, RrPixel32 *y, gboolean raised);
 static void gradient_parentrelative(RrAppearance *a, gint w, gint h);
 static void gradient_solid(RrAppearance *l, gint w, gint h);
 static void gradient_splitvertical(RrAppearance *a, gint w, gint h);
@@ -110,29 +110,29 @@ void RrRender(RrAppearance *a, gint w, gint h)
     if (a->surface.relief != RR_RELIEF_FLAT) {
         if (a->surface.bevel == RR_BEVEL_1) {
             for (off = 1, x = 1; x < w - 1; ++x, off++)
-                highlight(data + off,
+                highlight(&a->surface, data + off,
                           data + off + (h-1) * w,
                           a->surface.relief==RR_RELIEF_RAISED);
             for (off = 0, x = 0; x < h; ++x, off++)
-                highlight(data + off * w,
+                highlight(&a->surface, data + off * w,
                           data + off * w + w - 1,
                           a->surface.relief==RR_RELIEF_RAISED);
         }
 
         if (a->surface.bevel == RR_BEVEL_2) {
             for (off = 2, x = 2; x < w - 2; ++x, off++)
-                highlight(data + off + w,
+                highlight(&a->surface, data + off + w,
                           data + off + (h-2) * w,
                           a->surface.relief==RR_RELIEF_RAISED);
             for (off = 1, x = 1; x < h-1; ++x, off++)
-                highlight(data + off * w + 1,
+                highlight(&a->surface, data + off * w + 1,
                           data + off * w + w - 2,
                           a->surface.relief==RR_RELIEF_RAISED);
         }
     }
 }
 
-static void highlight(RrPixel32 *x, RrPixel32 *y, gboolean raised)
+static void highlight(RrSurface *s, RrPixel32 *x, RrPixel32 *y, gboolean raised)
 {
     gint r, g, b;
 
@@ -144,12 +144,13 @@ static void highlight(RrPixel32 *x, RrPixel32 *y, gboolean raised)
         up = y;
         down = x;
     }
+
     r = (*up >> RrDefaultRedOffset) & 0xFF;
-    r += r >> 1;
+    r += (r * s->bevel_light_adjust) >> 8;
     g = (*up >> RrDefaultGreenOffset) & 0xFF;
-    g += g >> 1;
+    g += (g * s->bevel_light_adjust) >> 8;
     b = (*up >> RrDefaultBlueOffset) & 0xFF;
-    b += b >> 1;
+    b += (b * s->bevel_light_adjust) >> 8;
     if (r > 0xFF) r = 0xFF;
     if (g > 0xFF) g = 0xFF;
     if (b > 0xFF) b = 0xFF;
@@ -157,11 +158,11 @@ static void highlight(RrPixel32 *x, RrPixel32 *y, gboolean raised)
         + (b << RrDefaultBlueOffset);
   
     r = (*down >> RrDefaultRedOffset) & 0xFF;
-    r = (r >> 1) + (r >> 2);
+    r -= (r * s->bevel_dark_adjust) >> 8;
     g = (*down >> RrDefaultGreenOffset) & 0xFF;
-    g = (g >> 1) + (g >> 2);
+    g -= (g * s->bevel_dark_adjust) >> 8;
     b = (*down >> RrDefaultBlueOffset) & 0xFF;
-    b = (b >> 1) + (b >> 2);
+    b -= (b * s->bevel_dark_adjust) >> 8;
     *down = (r << RrDefaultRedOffset) + (g << RrDefaultGreenOffset)
         + (b << RrDefaultBlueOffset);
 }
@@ -172,11 +173,11 @@ static void create_bevel_colors(RrAppearance *l)
 
     /* light color */
     r = l->surface.primary->r;
-    r += r >> 1;
+    r += (r * l->surface.bevel_light_adjust) >> 8;
     g = l->surface.primary->g;
-    g += g >> 1;
+    g += (g * l->surface.bevel_light_adjust) >> 8;
     b = l->surface.primary->b;
-    b += b >> 1;
+    b += (b * l->surface.bevel_light_adjust) >> 8;
     if (r > 0xFF) r = 0xFF;
     if (g > 0xFF) g = 0xFF;
     if (b > 0xFF) b = 0xFF;
@@ -185,11 +186,11 @@ static void create_bevel_colors(RrAppearance *l)
 
     /* dark color */
     r = l->surface.primary->r;
-    r = (r >> 1) + (r >> 2);
+    r -= (r * l->surface.bevel_dark_adjust) >> 8;
     g = l->surface.primary->g;
-    g = (g >> 1) + (g >> 2);
+    g -= (g * l->surface.bevel_dark_adjust) >> 8;
     b = l->surface.primary->b;
-    b = (b >> 1) + (b >> 2);
+    b -= (b * l->surface.bevel_dark_adjust) >> 8;
     g_assert(!l->surface.bevel_dark);
     l->surface.bevel_dark = RrColorNew(l->inst, r, g, b);
 }
diff --git a/render/render.c b/render/render.c
index e259f622..63c1e724 100644
--- a/render/render.c
+++ b/render/render.c
@@ -171,6 +171,8 @@ RrAppearance *RrAppearanceNew(const RrInstance *inst, gint numtex)
   out = g_new0(RrAppearance, 1);
   out->inst = inst;
   out->textures = numtex;
+  out->surface.bevel_light_adjust = 128;
+  out->surface.bevel_dark_adjust = 64;
   if (numtex) out->texture = g_new0(RrTexture, numtex);
 
   return out;
@@ -240,6 +242,8 @@ RrAppearance *RrAppearanceCopy(RrAppearance *orig)
     else spc->bevel_light = NULL;
 
     spc->interlaced = spo->interlaced;
+    spc->bevel_light_adjust = spo->bevel_light_adjust;
+    spc->bevel_dark_adjust = spo->bevel_dark_adjust;
     spc->border = spo->border;
     spc->parent = NULL;
     spc->parentx = spc->parenty = 0;
diff --git a/render/render.h b/render/render.h
index 7a3e5965..8731c852 100644
--- a/render/render.h
+++ b/render/render.h
@@ -117,6 +117,8 @@ struct _RrSurface {
     RrColor *bevel_dark; 
     RrColor *bevel_light;
     RrColor *interlace_color;
+    gint bevel_dark_adjust;  /* 0-255, default is 64 */
+    gint bevel_light_adjust; /* 0-255, default is 128 */
     gboolean interlaced;
     gboolean border;
     RrAppearance *parent;
diff --git a/render/theme.c b/render/theme.c
index ae281948..a4b34f70 100644
--- a/render/theme.c
+++ b/render/theme.c
@@ -1760,14 +1760,17 @@ static gboolean read_appearance(XrmDatabase db, const RrInstance *inst,
 {
     gboolean ret = FALSE;
     gchar *rclass = create_class_name(rname);
-    gchar *cname, *ctoname, *bcname, *icname;
+    gchar *cname, *ctoname, *bcname, *icname, *hname, *sname;
     gchar *rettype;
     XrmValue retvalue;
+    gint i;
 
     cname = g_strconcat(rname, ".color", NULL);
     ctoname = g_strconcat(rname, ".colorTo", NULL);
     bcname = g_strconcat(rname, ".border.color", NULL);
     icname = g_strconcat(rname, ".interlace.color", NULL);
+    hname = g_strconcat(rname, ".highlight", NULL);
+    sname = g_strconcat(rname, ".shadow", NULL);
 
     if (XrmGetResource(db, rname, rclass, &rettype, &retvalue) &&
         retvalue.addr != NULL) {
@@ -1790,9 +1793,15 @@ static gboolean read_appearance(XrmDatabase db, const RrInstance *inst,
             if (!read_color(db, inst, icname,
                             &value->surface.interlace_color))
                 value->surface.interlace_color = RrColorNew(inst, 0, 0, 0);
+        if (read_int(db, hname, &i) && i >= 0 && i <= 255)
+            value->surface.bevel_light_adjust = i;
+        if (read_int(db, sname, &i) && i >= 0 && i <= 255)
+            value->surface.bevel_dark_adjust = i;
         ret = TRUE;
     }
 
+    g_free(sname);
+    g_free(hname);
     g_free(icname);
     g_free(bcname);
     g_free(ctoname);