X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=render%2Frender.c;h=fd95469c87019be80afc503d7c04ca3b94778882;hb=d3d4aa29871111737a4f6985da695c8688a05270;hp=49f2b891b402c8e257024cba80069378cf848fca;hpb=e659f95516867e2082aa171e818b372624bc5ebf;p=chaz%2Fopenbox diff --git a/render/render.c b/render/render.c index 49f2b891..fd95469c 100644 --- a/render/render.c +++ b/render/render.c @@ -1,217 +1,450 @@ +/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*- + + render.c for the Openbox window manager + Copyright (c) 2006 Mikael Magnusson + Copyright (c) 2003 Ben Jansens + Copyright (c) 2003 Derek Foreman + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + See the COPYING file for a copy of the GNU General Public License. +*/ + #include #include -#include + #include "render.h" #include "gradient.h" #include "font.h" #include "mask.h" -#include "../kernel/openbox.h" +#include "color.h" +#include "image.h" +#include "theme.h" -int render_depth; -Visual *render_visual; -Colormap render_colormap; +#include -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); - } -} +#ifdef HAVE_STDLIB_H +# include +#endif -void x_paint(Window win, Appearance *l, int x, int y, int w, int h) +static void pixel_data_to_pixmap(RrAppearance *l, + gint x, gint y, gint w, gint h); + +void RrPaint(RrAppearance *a, Window win, gint w, gint h) { - int i; - XImage *im; + gint i, transferred = 0, sw, sh, partial_w, partial_h; + RrPixel32 *source, *dest; Pixmap oldp; + RrRect tarea; /* area in which to draw textures */ + gboolean resized; if (w <= 0 || h <= 0) return; - g_assert(l->surface.type == Surface_Planar); -// printf("painting window %ld\n", win); + if (a->surface.parentx < 0 || a->surface.parenty < 0) { + /* ob_debug("Invalid parent co-ordinates\n"); */ + return; + } + resized = (a->w != w || a->h != h); - oldp = l->pixmap; /* save to free after changing the visible pixmap */ - l->pixmap = XCreatePixmap(ob_display, ob_root, w, h, render_depth); - g_assert(l->pixmap != None); + oldp = a->pixmap; /* save to free after changing the visible pixmap */ + a->pixmap = XCreatePixmap(RrDisplay(a->inst), + RrRootWindow(a->inst), + w, h, RrDepth(a->inst)); - if (l->xftdraw != NULL) - XftDrawDestroy(l->xftdraw); - l->xftdraw = XftDrawCreate(ob_display, l->pixmap, render_visual, - render_colormap); - g_assert(l->xftdraw != NULL); + g_assert(a->pixmap != None); + a->w = w; + a->h = h; - if (l->surface.data.planar.pixel_data != NULL) - g_free(l->surface.data.planar.pixel_data); - l->surface.data.planar.pixel_data = g_new(pixel32, w * h); + if (a->xftdraw != NULL) + XftDrawDestroy(a->xftdraw); + a->xftdraw = XftDrawCreate(RrDisplay(a->inst), a->pixmap, + RrVisual(a->inst), RrColormap(a->inst)); + g_assert(a->xftdraw != NULL); - if (l->surface.data.planar.grad == Background_Solid) - gradient_solid(l, w, h); - else gradient_render(&l->surface, w, h); + g_free(a->surface.pixel_data); + a->surface.pixel_data = g_new(RrPixel32, w * h); -/*reduce depth here... - also, this is not the right place for this code, it's only here so - text rendering shows up for now. -*/ - if (l->surface.data.planar.grad != Background_Solid) { - im = XCreateImage(ob_display, render_visual, render_depth, - ZPixmap, 0, NULL, w, h, 32, 0); - g_assert(im != None); - im->byte_order = endian; - im->data = l->surface.data.planar.pixel_data; - XPutImage(ob_display, l->pixmap, DefaultGC(ob_display, ob_screen), - im, 0, 0, x, y, w, h); - im->data = NULL; - XDestroyImage(im); - } + if (a->surface.grad == RR_SURFACE_PARENTREL) { + g_assert (a->surface.parent); + g_assert (a->surface.parent->w); + + sw = a->surface.parent->w; + sh = a->surface.parent->h; + + if (a->surface.parentx >= sw || a->surface.parenty >= sh) { + return; + } + + source = (a->surface.parent->surface.pixel_data + + a->surface.parentx + sw * a->surface.parenty); + dest = a->surface.pixel_data; + + if (a->surface.parentx + w > sw) { + partial_w = sw - a->surface.parentx; + } else partial_w = w; + + if (a->surface.parenty + h > sh) { + partial_h = sh - a->surface.parenty; + } else partial_h = h; + + for (i = 0; i < partial_h; i++, source += sw, dest += w) { + memcpy(dest, source, partial_w * sizeof(RrPixel32)); + } + } else + RrRender(a, w, h); - for (i = 0; i < l->textures; i++) { - switch (l->texture[i].type) { - case Text: - if (l->xftdraw == NULL) { - l->xftdraw = XftDrawCreate(ob_display, l->pixmap, - render_visual, render_colormap); + { + gint l, t, r, b; + RrMargins(a, &l, &t, &r, &b); + RECT_SET(tarea, l, t, w - l - r, h - t - b); + } + + for (i = 0; i < a->textures; i++) { + switch (a->texture[i].type) { + case RR_TEXTURE_NONE: + break; + case RR_TEXTURE_TEXT: + if (!transferred) { + transferred = 1; + if ((a->surface.grad != RR_SURFACE_SOLID) + || (a->surface.interlaced)) + pixel_data_to_pixmap(a, 0, 0, w, h); } - font_draw(l->xftdraw, &l->texture[i].data.text); - break; - case Bitmask: - 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, w, h); + if (a->xftdraw == NULL) { + a->xftdraw = XftDrawCreate(RrDisplay(a->inst), a->pixmap, + RrVisual(a->inst), + RrColormap(a->inst)); + } + RrFontDraw(a->xftdraw, &a->texture[i].data.text, &tarea); + break; + case RR_TEXTURE_LINE_ART: + if (!transferred) { + transferred = 1; + if ((a->surface.grad != RR_SURFACE_SOLID) + || (a->surface.interlaced)) + pixel_data_to_pixmap(a, 0, 0, w, h); + } + XDrawLine(RrDisplay(a->inst), a->pixmap, + RrColorGC(a->texture[i].data.lineart.color), + a->texture[i].data.lineart.x1, + a->texture[i].data.lineart.y1, + a->texture[i].data.lineart.x2, + a->texture[i].data.lineart.y2); + break; + case RR_TEXTURE_MASK: + if (!transferred) { + transferred = 1; + if ((a->surface.grad != RR_SURFACE_SOLID) + || (a->surface.interlaced)) + pixel_data_to_pixmap(a, 0, 0, w, h); + } + RrPixmapMaskDraw(a->pixmap, &a->texture[i].data.mask, &tarea); + break; + case RR_TEXTURE_RGBA: + g_assert(!transferred); + RrImageDraw(a->surface.pixel_data, + &a->texture[i].data.rgba, + a->w, a->h, + &tarea); break; } } - XSetWindowBackgroundPixmap(ob_display, win, l->pixmap); - XClearWindow(ob_display, win); - if (oldp != None) XFreePixmap(ob_display, oldp); -} -/* -void gl_paint(Window win, Appearance *l) -{ - glXMakeCurrent(ob_display, win, gl_context); -} -*/ + if (!transferred) { + transferred = 1; + if ((a->surface.grad != RR_SURFACE_SOLID) || (a->surface.interlaced)) + pixel_data_to_pixmap(a, 0, 0, w, h); + } -void render_shutdown(void) -{ + XSetWindowBackgroundPixmap(RrDisplay(a->inst), win, a->pixmap); + XClearWindow(RrDisplay(a->inst), win); + if (oldp) XFreePixmap(RrDisplay(a->inst), oldp); } -Appearance *appearance_new(SurfaceType type, int numtex) +RrAppearance *RrAppearanceNew(const RrInstance *inst, gint numtex) { - PlanarSurface *p; - Appearance *out; + RrAppearance *out; - out = g_new(Appearance, 1); - out->surface.type = type; + out = g_new0(RrAppearance, 1); + out->inst = inst; out->textures = numtex; - out->xftdraw = NULL; - if (numtex) out->texture = g_new(Texture, numtex); - 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; - } + if (numtex) out->texture = g_new0(RrTexture, numtex); + return out; } -Appearance *appearance_copy(Appearance *orig) +RrAppearance *RrAppearanceCopy(RrAppearance *orig) { - PlanarSurface *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; - } + RrSurface *spo, *spc; + RrAppearance *copy = g_new(RrAppearance, 1); + gint i; + + copy->inst = orig->inst; + + spo = &(orig->surface); + spc = &(copy->surface); + spc->grad = spo->grad; + spc->relief = spo->relief; + spc->bevel = spo->bevel; + if (spo->primary != NULL) + spc->primary = RrColorNew(copy->inst, + spo->primary->r, + spo->primary->g, + spo->primary->b); + else spc->primary = NULL; + + if (spo->secondary != NULL) + spc->secondary = RrColorNew(copy->inst, + spo->secondary->r, + spo->secondary->g, + spo->secondary->b); + else spc->secondary = NULL; + + if (spo->border_color != NULL) + spc->border_color = RrColorNew(copy->inst, + spo->border_color->r, + spo->border_color->g, + spo->border_color->b); + else spc->border_color = NULL; + + if (spo->interlace_color != NULL) + spc->interlace_color = RrColorNew(copy->inst, + spo->interlace_color->r, + spo->interlace_color->g, + spo->interlace_color->b); + else spc->interlace_color = NULL; + + if (spo->bevel_dark != NULL) + spc->bevel_dark = RrColorNew(copy->inst, + 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 = RrColorNew(copy->inst, + 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->parent = NULL; + spc->parentx = spc->parenty = 0; + spc->pixel_data = NULL; + copy->textures = orig->textures; - if (orig->textures) { - copy->texture = malloc(orig->textures * sizeof(Texture)); - memcpy(copy->texture, orig->texture, orig->textures * sizeof(Texture)); - } else copy->texture = NULL; + copy->texture = g_memdup(orig->texture, + orig->textures * sizeof(RrTexture)); + for (i = 0; i < copy->textures; ++i) + if (copy->texture[i].type == RR_TEXTURE_RGBA) { + copy->texture[i].data.rgba.cache = NULL; + } copy->pixmap = None; copy->xftdraw = NULL; + copy->w = copy->h = 0; return copy; } -void appearance_free(Appearance *a) +void RrAppearanceFree(RrAppearance *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); + gint i; + + if (a) { + RrSurface *p; + if (a->pixmap != None) XFreePixmap(RrDisplay(a->inst), a->pixmap); + if (a->xftdraw != NULL) XftDrawDestroy(a->xftdraw); + for (i = 0; i < a->textures; ++i) + if (a->texture[i].type == RR_TEXTURE_RGBA) { + g_free(a->texture[i].data.rgba.cache); + a->texture[i].data.rgba.cache = NULL; + } + if (a->textures) + g_free(a->texture); + p = &a->surface; + RrColorFree(p->primary); + RrColorFree(p->secondary); + RrColorFree(p->border_color); + RrColorFree(p->interlace_color); + RrColorFree(p->bevel_dark); + RrColorFree(p->bevel_light); + g_free(p->pixel_data); + p->pixel_data = NULL; + g_free(a); + } +} + + +static void pixel_data_to_pixmap(RrAppearance *l, + gint x, gint y, gint w, gint h) +{ + RrPixel32 *in, *scratch; + Pixmap out; + XImage *im = NULL; + im = XCreateImage(RrDisplay(l->inst), RrVisual(l->inst), RrDepth(l->inst), + ZPixmap, 0, NULL, w, h, 32, 0); + g_assert(im != NULL); + + in = l->surface.pixel_data; + out = l->pixmap; + +/* this malloc is a complete waste of time on normal 32bpp + as reduce_depth just sets im->data = data and returns +*/ + scratch = g_new(RrPixel32, im->width * im->height); + im->data = (gchar*) scratch; + RrReduceDepth(l->inst, in, im); + XPutImage(RrDisplay(l->inst), out, + DefaultGC(RrDisplay(l->inst), RrScreen(l->inst)), + im, 0, 0, x, y, w, h); + im->data = NULL; + XDestroyImage(im); + g_free(scratch); +} + +void RrMargins (RrAppearance *a, gint *l, gint *t, gint *r, gint *b) +{ + *l = *t = *r = *b = 0; + + if (a->surface.grad != RR_SURFACE_PARENTREL) { + if (a->surface.relief != RR_RELIEF_FLAT) { + switch (a->surface.bevel) { + case RR_BEVEL_1: + *l = *t = *r = *b = 1; + break; + case RR_BEVEL_2: + *l = *t = *r = *b = 2; + break; + } + } else if (a->surface.border) { + *l = *t = *r = *b = 1; + } + } +} + +void RrMinsize(RrAppearance *a, gint *w, gint *h) +{ + gint i; + RrSize *m; + gint l, t, r, b; + *w = *h = 0; + + for (i = 0; i < a->textures; ++i) { + switch (a->texture[i].type) { + case RR_TEXTURE_NONE: + break; + case RR_TEXTURE_MASK: + *w = MAX(*w, a->texture[i].data.mask.mask->width); + *h = MAX(*h, a->texture[i].data.mask.mask->height); + break; + case RR_TEXTURE_TEXT: + m = RrFontMeasureString(a->texture[i].data.text.font, + a->texture[i].data.text.string); + *w = MAX(*w, m->width + 4); + m->height = RrFontHeight(a->texture[i].data.text.font); + *h += MAX(*h, m->height); + g_free(m); + break; + case RR_TEXTURE_RGBA: + *w += MAX(*w, a->texture[i].data.rgba.width); + *h += MAX(*h, a->texture[i].data.rgba.height); + break; + case RR_TEXTURE_LINE_ART: + *w += MAX(*w, MAX(a->texture[i].data.lineart.x1, + a->texture[i].data.lineart.x2)); + *h += MAX(*h, MAX(a->texture[i].data.lineart.y1, + a->texture[i].data.lineart.y2)); + break; + } } - g_free(a); + + RrMargins(a, &l, &t, &r, &b); + + *w += l + r; + *h += t + b; + + if (*w < 1) *w = 1; + if (*h < 1) *h = 1; +} + +static void reverse_bits(gchar *c, gint n) +{ + gint i; + for (i = 0; i < n; i++, c++) + *c = (((*c * 0x0802UL & 0x22110UL) | + (*c * 0x8020UL & 0x88440UL)) * 0x10101UL) >> 16; +} + +gboolean RrPixmapToRGBA(const RrInstance *inst, + Pixmap pmap, Pixmap mask, + gint *w, gint *h, RrPixel32 **data) +{ + Window xr; + gint xx, xy; + guint pw, ph, mw, mh, xb, xd, i, x, y, di; + XImage *xi, *xm = NULL; + + if (!XGetGeometry(RrDisplay(inst), pmap, + &xr, &xx, &xy, &pw, &ph, &xb, &xd)) + return FALSE; + + if (mask) { + if (!XGetGeometry(RrDisplay(inst), mask, + &xr, &xx, &xy, &mw, &mh, &xb, &xd)) + return FALSE; + if (pw != mw || ph != mh || xd != 1) + return FALSE; + } + + xi = XGetImage(RrDisplay(inst), pmap, + 0, 0, pw, ph, 0xffffffff, ZPixmap); + if (!xi) + return FALSE; + + if (mask) { + xm = XGetImage(RrDisplay(inst), mask, + 0, 0, mw, mh, 0xffffffff, ZPixmap); + if (!xm) { + XDestroyImage(xi); + return FALSE; + } + if ((xm->bits_per_pixel == 1) && (xm->bitmap_bit_order != LSBFirst)) + reverse_bits(xm->data, xm->bytes_per_line * xm->height); + } + + if ((xi->bits_per_pixel == 1) && (xi->bitmap_bit_order != LSBFirst)) + reverse_bits(xi->data, xi->bytes_per_line * xi->height); + + *data = g_new(RrPixel32, pw * ph); + RrIncreaseDepth(inst, *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 << RrDefaultAlphaOffset); + } + di += xm->bytes_per_line; + } + } + + *w = pw; + *h = ph; + + XDestroyImage(xi); + if (mask) + XDestroyImage(xm); + + return TRUE; }