X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=render%2Frender.c;h=e259f622d90e98fbaab2ac13517785baf33e300a;hb=d3c22b58cba15c9420a9c09225c4ba5c66edfa23;hp=95c5095b48647e1f7b3f622bdcf784186635a9ac;hpb=4cbfe3eac0570679ae3a8e5c4df20e06d5418573;p=chaz%2Fopenbox diff --git a/render/render.c b/render/render.c index 95c5095b..e259f622 100644 --- a/render/render.c +++ b/render/render.c @@ -1,5 +1,22 @@ -#include -#include +/* -*- 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) 2003-2007 Dana 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 "render.h" #include "gradient.h" @@ -10,6 +27,9 @@ #include "theme.h" #include +#include +#include +#include #ifdef HAVE_STDLIB_H # include @@ -18,15 +38,26 @@ 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) +Pixmap RrPaintPixmap(RrAppearance *a, gint w, gint h) { - int i, transferred = 0, sw; - RrPixel32 *source, *dest; - Pixmap oldp; + gint i, transferred = 0, force_transfer = 0; + Pixmap oldp = None; RrRect tarea; /* area in which to draw textures */ gboolean resized; - if (w <= 0 || h <= 0) return; + if (w <= 0 || h <= 0) return None; + + if (a->surface.parentx < 0 || a->surface.parenty < 0) { + /* ob_debug("Invalid parent co-ordinates\n"); */ + return None; + } + + if (a->surface.grad == RR_SURFACE_PARENTREL && + (a->surface.parentx >= a->surface.parent->w || + a->surface.parenty >= a->surface.parent->h)) + { + return None; + } resized = (a->w != w || a->h != h); @@ -45,22 +76,12 @@ void RrPaint(RrAppearance *a, Window win, gint w, gint h) RrVisual(a->inst), RrColormap(a->inst)); g_assert(a->xftdraw != NULL); - g_free(a->surface.pixel_data); - a->surface.pixel_data = g_new(RrPixel32, w * h); - - if (a->surface.grad == RR_SURFACE_PARENTREL) { - g_assert (a->surface.parent); - g_assert (a->surface.parent->w); + if (resized) { + g_free(a->surface.pixel_data); + a->surface.pixel_data = g_new(RrPixel32, w * h); + } - sw = a->surface.parent->w; - source = (a->surface.parent->surface.pixel_data + - a->surface.parentx + sw * a->surface.parenty); - dest = a->surface.pixel_data; - for (i = 0; i < h; i++, source += sw, dest += w) { - memcpy(dest, source, w * sizeof(RrPixel32)); - } - } else - RrRender(a, w, h); + RrRender(a, w, h); { gint l, t, r, b; @@ -75,7 +96,8 @@ void RrPaint(RrAppearance *a, Window win, gint w, gint h) case RR_TEXTURE_TEXT: if (!transferred) { transferred = 1; - if (a->surface.grad != RR_SURFACE_SOLID) + if ((a->surface.grad != RR_SURFACE_SOLID) + || (a->surface.interlaced)) pixel_data_to_pixmap(a, 0, 0, w, h); } if (a->xftdraw == NULL) { @@ -88,7 +110,8 @@ void RrPaint(RrAppearance *a, Window win, gint w, gint h) case RR_TEXTURE_LINE_ART: if (!transferred) { transferred = 1; - if (a->surface.grad != RR_SURFACE_SOLID) + 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, @@ -101,7 +124,8 @@ void RrPaint(RrAppearance *a, Window win, gint w, gint h) case RR_TEXTURE_MASK: if (!transferred) { transferred = 1; - if (a->surface.grad != RR_SURFACE_SOLID) + 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); @@ -112,18 +136,31 @@ void RrPaint(RrAppearance *a, Window win, gint w, gint h) &a->texture[i].data.rgba, a->w, a->h, &tarea); + force_transfer = 1; break; } } if (!transferred) { transferred = 1; - if (a->surface.grad != RR_SURFACE_SOLID) + if ((a->surface.grad != RR_SURFACE_SOLID) || (a->surface.interlaced) || + force_transfer) + { pixel_data_to_pixmap(a, 0, 0, w, h); + } } + return oldp; +} + +void RrPaint(RrAppearance *a, Window win, gint w, gint h) +{ + Pixmap oldp; + + oldp = RrPaintPixmap(a, w, h); XSetWindowBackgroundPixmap(RrDisplay(a->inst), win, a->pixmap); XClearWindow(RrDisplay(a->inst), win); + /* free this after changing the visible pixmap */ if (oldp) XFreePixmap(RrDisplay(a->inst), oldp); } @@ -139,6 +176,14 @@ RrAppearance *RrAppearanceNew(const RrInstance *inst, gint numtex) return out; } +void RrAppearanceAddTextures(RrAppearance *a, gint numtex) +{ + g_assert(a->textures == 0); + + a->textures = numtex; + if (numtex) a->texture = g_new0(RrTexture, numtex); +} + RrAppearance *RrAppearanceCopy(RrAppearance *orig) { RrSurface *spo, *spc; @@ -236,7 +281,7 @@ void RrAppearanceFree(RrAppearance *a) RrColorFree(p->bevel_dark); RrColorFree(p->bevel_light); g_free(p->pixel_data); - + p->pixel_data = NULL; g_free(a); } } @@ -259,7 +304,7 @@ static void pixel_data_to_pixmap(RrAppearance *l, as reduce_depth just sets im->data = data and returns */ scratch = g_new(RrPixel32, im->width * im->height); - im->data = (char*) scratch; + im->data = (gchar*) scratch; RrReduceDepth(l->inst, in, im); XPutImage(RrDisplay(l->inst), out, DefaultGC(RrDisplay(l->inst), RrScreen(l->inst)), @@ -289,48 +334,93 @@ void RrMargins (RrAppearance *a, gint *l, gint *t, gint *r, gint *b) } } -void RrMinsize(RrAppearance *a, gint *w, gint *h) +void RrMinSize(RrAppearance *a, gint *w, gint *h) +{ + *w = RrMinWidth(a); + *h = RrMinHeight(a); +} + +gint RrMinWidth(RrAppearance *a) { gint i; - gint m; + RrSize *m; gint l, t, r, b; - *w = *h = 0; + gint w = 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); + w = MAX(w, a->texture[i].data.mask.mask->width); break; case RR_TEXTURE_TEXT: m = RrFontMeasureString(a->texture[i].data.text.font, - a->texture[i].data.text.string); - *w = MAX(*w, m); - m = RrFontHeight(a->texture[i].data.text.font); - *h += MAX(*h, m); + a->texture[i].data.text.string, + a->texture[i].data.text.shadow_offset_x, + a->texture[i].data.text.shadow_offset_y); + w = MAX(w, m->width); + 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); + w += MAX(w, a->texture[i].data.rgba.width); 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)); + w += MAX(w, MAX(a->texture[i].data.lineart.x1, + a->texture[i].data.lineart.x2)); break; } } RrMargins(a, &l, &t, &r, &b); - *w += l + r; - *h += t + b; + w += l + r; - if (*w < 1) *w = 1; - if (*h < 1) *h = 1; + if (w < 1) w = 1; + return w; +} + +gint RrMinHeight(RrAppearance *a) +{ + gint i; + gint l, t, r, b; + gint h = 0; + + for (i = 0; i < a->textures; ++i) { + switch (a->texture[i].type) { + case RR_TEXTURE_NONE: + break; + case RR_TEXTURE_MASK: + h = MAX(h, a->texture[i].data.mask.mask->height); + break; + case RR_TEXTURE_TEXT: + h += MAX(h, RrFontHeight(a->texture[i].data.text.font, + a->texture[i].data.text.shadow_offset_y)); + break; + case RR_TEXTURE_RGBA: + h += MAX(h, a->texture[i].data.rgba.height); + break; + case RR_TEXTURE_LINE_ART: + h += MAX(h, MAX(a->texture[i].data.lineart.y1, + a->texture[i].data.lineart.y2)); + break; + } + } + + RrMargins(a, &l, &t, &r, &b); + + h += t + b; + + if (h < 1) h = 1; + return h; +} + +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, @@ -342,9 +432,10 @@ gboolean RrPixmapToRGBA(const RrInstance *inst, 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)) + 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)) @@ -361,10 +452,17 @@ gboolean RrPixmapToRGBA(const RrInstance *inst, if (mask) { xm = XGetImage(RrDisplay(inst), mask, 0, 0, mw, mh, 0xffffffff, ZPixmap); - if (!xm) + 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); @@ -383,5 +481,9 @@ gboolean RrPixmapToRGBA(const RrInstance *inst, *w = pw; *h = ph; + XDestroyImage(xi); + if (mask) + XDestroyImage(xm); + return TRUE; }