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393 lines
9.8 KiB
393 lines
9.8 KiB
/*
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Copyright 2005-2014 Jay Sorg
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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misc draw calls
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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/* this should be before all X11 .h files */
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#include <xorg-server.h>
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/* all driver need this */
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#include <xf86.h>
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#include <xf86_OSproc.h>
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#include <mipointer.h>
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#include <fb.h>
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#include <micmap.h>
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#include <mi.h>
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#include <dixfontstr.h>
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#include "rdp.h"
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#include "rdpDraw.h"
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#include "rdpClientCon.h"
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#include "rdpMisc.h"
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#include "rdpGlyphs.h"
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#include "rdpReg.h"
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#define LOG_LEVEL 1
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#define LLOGLN(_level, _args) \
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do { if (_level < LOG_LEVEL) { ErrorF _args ; ErrorF("\n"); } } while (0)
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/******************************************************************************/
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/* return 0, draw nothing */
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/* return 1, draw with no clip */
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/* return 2, draw using clip */
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int
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rdpDrawGetClip(rdpPtr dev, RegionPtr pRegion, DrawablePtr pDrawable, GCPtr pGC)
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{
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WindowPtr pWindow;
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RegionPtr temp;
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BoxRec box;
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int rv;
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rv = 0;
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if (pDrawable->type == DRAWABLE_PIXMAP)
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{
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switch (pGC->clientClipType)
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{
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case CT_NONE:
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rv = 1;
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break;
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case CT_REGION:
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rv = 2;
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rdpRegionCopy(pRegion, pGC->clientClip);
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break;
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default:
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LLOGLN(0, ("rdpDrawGetClip: unimp clip type %d",
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pGC->clientClipType));
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break;
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}
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if (rv == 2) /* check if the clip is the entire pixmap */
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{
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box.x1 = 0;
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box.y1 = 0;
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box.x2 = pDrawable->width;
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box.y2 = pDrawable->height;
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if (rdpRegionContainsRect(pRegion, &box) == rgnIN)
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{
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rv = 1;
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}
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}
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}
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else if (pDrawable->type == DRAWABLE_WINDOW)
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{
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pWindow = (WindowPtr)pDrawable;
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if (pWindow->viewable)
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{
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if (pGC->subWindowMode == IncludeInferiors)
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{
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temp = &pWindow->borderClip;
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}
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else
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{
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temp = &pWindow->clipList;
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}
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if (RegionNotEmpty(temp))
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{
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switch (pGC->clientClipType)
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{
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case CT_NONE:
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rv = 2;
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rdpRegionCopy(pRegion, temp);
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break;
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case CT_REGION:
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rv = 2;
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rdpRegionCopy(pRegion, pGC->clientClip);
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rdpRegionTranslate(pRegion,
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pDrawable->x + pGC->clipOrg.x,
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pDrawable->y + pGC->clipOrg.y);
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rdpRegionIntersect(pRegion, pRegion, temp);
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break;
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default:
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LLOGLN(0, ("rdpDrawGetClip: unimp clip type %d",
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pGC->clientClipType));
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break;
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}
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if (rv == 2) /* check if the clip is the entire screen */
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{
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box.x1 = 0;
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box.y1 = 0;
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box.x2 = dev->width;
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box.y2 = dev->height;
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if (rdpRegionContainsRect(pRegion, &box) == rgnIN)
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{
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rv = 1;
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}
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}
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}
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}
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}
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return rv;
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}
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/******************************************************************************/
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void
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GetTextBoundingBox(DrawablePtr pDrawable, FontPtr font, int x, int y,
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int n, BoxPtr pbox)
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{
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int maxAscent;
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int maxDescent;
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int maxCharWidth;
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if (FONTASCENT(font) > FONTMAXBOUNDS(font, ascent))
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{
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maxAscent = FONTASCENT(font);
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}
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else
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{
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maxAscent = FONTMAXBOUNDS(font, ascent);
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}
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if (FONTDESCENT(font) > FONTMAXBOUNDS(font, descent))
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{
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maxDescent = FONTDESCENT(font);
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}
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else
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{
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maxDescent = FONTMAXBOUNDS(font, descent);
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}
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if (FONTMAXBOUNDS(font, rightSideBearing) >
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FONTMAXBOUNDS(font, characterWidth))
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{
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maxCharWidth = FONTMAXBOUNDS(font, rightSideBearing);
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}
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else
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{
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maxCharWidth = FONTMAXBOUNDS(font, characterWidth);
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}
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pbox->x1 = pDrawable->x + x;
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pbox->y1 = pDrawable->y + y - maxAscent;
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pbox->x2 = pbox->x1 + maxCharWidth * n;
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pbox->y2 = pbox->y1 + maxAscent + maxDescent;
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if (FONTMINBOUNDS(font, leftSideBearing) < 0)
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{
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pbox->x1 += FONTMINBOUNDS(font, leftSideBearing);
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}
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}
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/******************************************************************************/
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int
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rdpDrawItemAdd(rdpPtr dev, rdpPixmapRec *priv, struct rdp_draw_item *di)
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{
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priv->is_alpha_dirty_not = FALSE;
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if (priv->draw_item_tail == NULL)
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{
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priv->draw_item_tail = di;
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priv->draw_item_head = di;
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}
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else
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{
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di->prev = priv->draw_item_tail;
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priv->draw_item_tail->next = di;
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priv->draw_item_tail = di;
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}
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if (priv == &(dev->screenPriv))
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{
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rdpClientConScheduleDeferredUpdate(dev);
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}
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return 0;
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}
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/******************************************************************************/
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int
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rdpDrawItemRemove(rdpPtr dev, rdpPixmapRec *priv, struct rdp_draw_item *di)
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{
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if (di->prev != NULL)
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{
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di->prev->next = di->next;
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}
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if (di->next != NULL)
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{
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di->next->prev = di->prev;
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}
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if (priv->draw_item_head == di)
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{
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priv->draw_item_head = di->next;
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}
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if (priv->draw_item_tail == di)
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{
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priv->draw_item_tail = di->prev;
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}
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if (di->type == RDI_LINE)
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{
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if (di->u.line.segs != NULL)
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{
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g_free(di->u.line.segs);
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}
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}
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if (di->type == RDI_TEXT)
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{
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rdpGlyphDeleteRdpText(di->u.text.rtext);
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}
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rdpRegionDestroy(di->reg);
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g_free(di);
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return 0;
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}
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/******************************************************************************/
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int
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rdpDrawItemRemoveAll(rdpPtr dev, rdpPixmapRec *priv)
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{
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struct rdp_draw_item *di;
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di = priv->draw_item_head;
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while (di != NULL)
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{
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rdpDrawItemRemove(dev, priv, di);
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di = priv->draw_item_head;
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}
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return 0;
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}
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/*****************************************************************************/
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void
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rdpCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr pOldRegion)
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{
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ScreenPtr pScreen;
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rdpPtr dev;
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rdpClientCon *clientCon;
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RegionRec reg;
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RegionRec clip;
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int dx;
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int dy;
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int num_clip_rects;
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int num_reg_rects;
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BoxPtr box;
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pScreen = pWin->drawable.pScreen;
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dev = rdpGetDevFromScreen(pScreen);
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rdpRegionInit(®, NullBox, 0);
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rdpRegionCopy(®, pOldRegion);
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rdpRegionInit(&clip, NullBox, 0);
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rdpRegionCopy(&clip, &pWin->borderClip);
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dx = pWin->drawable.x - ptOldOrg.x;
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dy = pWin->drawable.y - ptOldOrg.y;
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dev->pScreen->CopyWindow = dev->CopyWindow;
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dev->pScreen->CopyWindow(pWin, ptOldOrg, pOldRegion);
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dev->pScreen->CopyWindow = rdpCopyWindow;
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num_clip_rects = REGION_NUM_RECTS(&clip);
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num_reg_rects = REGION_NUM_RECTS(®);
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if ((num_clip_rects == 0) || (num_reg_rects == 0))
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{
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rdpRegionUninit(®);
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rdpRegionUninit(&clip);
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return;
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}
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if ((num_clip_rects > 16) && (num_reg_rects > 16))
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{
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box = rdpRegionExtents(®);
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clientCon = dev->clientConHead;
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while (clientCon != NULL)
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{
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rdpClientConAddDirtyScreenBox(dev, clientCon, box);
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clientCon = clientCon->next;
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}
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}
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else
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{
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rdpRegionTranslate(®, dx, dy);
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rdpRegionIntersect(®, ®, &clip);
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clientCon = dev->clientConHead;
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while (clientCon != NULL)
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{
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rdpClientConAddDirtyScreenReg(dev, clientCon, ®);
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clientCon = clientCon->next;
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}
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}
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rdpRegionUninit(®);
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rdpRegionUninit(&clip);
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}
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/*****************************************************************************/
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Bool
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rdpCloseScreen(int index, ScreenPtr pScreen)
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{
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rdpPtr dev;
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Bool rv;
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LLOGLN(0, ("rdpCloseScreen:"));
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dev = rdpGetDevFromScreen(pScreen);
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dev->pScreen->CloseScreen = dev->CloseScreen;
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rv = dev->pScreen->CloseScreen(index, pScreen);
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dev->pScreen->CloseScreen = rdpCloseScreen;
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return rv;
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}
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/******************************************************************************/
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WindowPtr
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rdpGetRootWindowPtr(ScreenPtr pScreen)
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{
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#if XORG_VERSION_CURRENT < (((1) * 10000000) + ((9) * 100000) + ((0) * 1000) + 0)
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return WindowTable[pScreen->myNum]; /* in globals.c */
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#else
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return pScreen->root;
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#endif
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}
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/******************************************************************************/
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rdpPtr
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rdpGetDevFromScreen(ScreenPtr pScreen)
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{
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ScrnInfoPtr pScrn;
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rdpPtr dev;
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if (pScreen == NULL)
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{
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pScrn = xf86Screens[0];
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}
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else
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{
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pScrn = xf86Screens[pScreen->myNum];
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}
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dev = XRDPPTR(pScrn);
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return dev;
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}
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