/*
- * Copyright (c) 2020 Samsung Electronics Co., Ltd All Rights Reserved
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
+ * Copyright (c) 2020 - 2023 the ThorVG project. All rights reserved.
+
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
*/
-#ifndef _TVG_SW_SHAPE_H_
-#define _TVG_SW_SHAPE_H_
#include "tvgSwCommon.h"
+#include "tvgBezier.h"
+#include <float.h>
+#include <math.h>
/************************************************************************/
/* Internal Class Implementation */
/************************************************************************/
-static void _growOutlineContour(SwOutline& outline, uint32_t n)
+struct Line
{
- if (n == 0) {
- free(outline.cntrs);
- outline.cntrs = nullptr;
- outline.cntrsCnt = 0;
- outline.reservedCntrsCnt = 0;
- return;
- }
- if (outline.reservedCntrsCnt >= outline.cntrsCnt + n) return;
+ Point pt1;
+ Point pt2;
+};
+
- //cout << "Grow Cntrs: " << outline.reservedCntrsCnt << " -> " << outline.cntrsCnt + n << endl;;
- outline.reservedCntrsCnt = n;
- outline.cntrs = static_cast<uint32_t*>(realloc(outline.cntrs, n * sizeof(uint32_t)));
- assert(outline.cntrs);
+static float _lineLength(const Point& pt1, const Point& pt2)
+{
+ /* approximate sqrt(x*x + y*y) using alpha max plus beta min algorithm.
+ With alpha = 1, beta = 3/8, giving results with the largest error less
+ than 7% compared to the exact value. */
+ Point diff = {pt2.x - pt1.x, pt2.y - pt1.y};
+ if (diff.x < 0) diff.x = -diff.x;
+ if (diff.y < 0) diff.y = -diff.y;
+ return (diff.x > diff.y) ? (diff.x + diff.y * 0.375f) : (diff.y + diff.x * 0.375f);
}
-static void _growOutlinePoint(SwOutline& outline, uint32_t n)
+static void _lineSplitAt(const Line& cur, float at, Line& left, Line& right)
{
- if (n == 0) {
- free(outline.pts);
- outline.pts = nullptr;
- free(outline.types);
- outline.types = nullptr;
- outline.reservedPtsCnt = 0;
- outline.ptsCnt = 0;
- return;
- }
+ auto len = _lineLength(cur.pt1, cur.pt2);
+ auto dx = ((cur.pt2.x - cur.pt1.x) / len) * at;
+ auto dy = ((cur.pt2.y - cur.pt1.y) / len) * at;
+ left.pt1 = cur.pt1;
+ left.pt2.x = left.pt1.x + dx;
+ left.pt2.y = left.pt1.y + dy;
+ right.pt1 = left.pt2;
+ right.pt2 = cur.pt2;
+}
+
+
+static bool _growOutlineContour(SwOutline& outline, uint32_t n)
+{
+ if (outline.reservedCntrsCnt >= outline.cntrsCnt + n) return false;
+ outline.reservedCntrsCnt = outline.cntrsCnt + n;
+ outline.cntrs = static_cast<uint32_t*>(realloc(outline.cntrs, outline.reservedCntrsCnt * sizeof(uint32_t)));
+ return true;
+}
- if (outline.reservedPtsCnt >= outline.ptsCnt + n) return;
- //cout << "Grow Pts: " << outline.reservedPtsCnt << " -> " << outline.ptsCnt + n << endl;
- outline.reservedPtsCnt = n;
- outline.pts = static_cast<SwPoint*>(realloc(outline.pts, n * sizeof(SwPoint)));
- assert(outline.pts);
- outline.types = static_cast<uint8_t*>(realloc(outline.types, n * sizeof(uint8_t)));
- assert(outline.types);
+static void _reserveOutlineClose(SwOutline& outline)
+{
+ //Dash outlines are always opened.
+ //Only normal outlines use this information, it sholud be same to their contour counts.
+ if (outline.closed) free(outline.closed);
+ outline.closed = static_cast<bool*>(calloc(outline.reservedCntrsCnt, sizeof(bool)));
}
-static void _freeOutline(SwOutline* outline)
+static void _resetOutlineClose(SwOutline& outline)
{
- if (!outline) return;
+ memset(outline.closed, 0x0, outline.reservedCntrsCnt * sizeof(bool));
+}
+
- if (outline->cntrs) free(outline->cntrs);
- if (outline->pts) free(outline->pts);
- if (outline->types) free(outline->types);
- free(outline);
+static void _growOutlinePoint(SwOutline& outline, uint32_t n)
+{
+ if (outline.reservedPtsCnt >= outline.ptsCnt + n) return;
+ outline.reservedPtsCnt = outline.ptsCnt + n;
+ outline.pts = static_cast<SwPoint*>(realloc(outline.pts, outline.reservedPtsCnt * sizeof(SwPoint)));
+ outline.types = static_cast<uint8_t*>(realloc(outline.types, outline.reservedPtsCnt * sizeof(uint8_t)));
}
static void _outlineEnd(SwOutline& outline)
{
+ if (outline.ptsCnt == 0) return;
+
_growOutlineContour(outline, 1);
- if (outline.ptsCnt > 0) {
- outline.cntrs[outline.cntrsCnt] = outline.ptsCnt - 1;
- ++outline.cntrsCnt;
- }
+ outline.cntrs[outline.cntrsCnt] = outline.ptsCnt - 1;
+ ++outline.cntrsCnt;
}
-static void _outlineMoveTo(SwOutline& outline, const Point* to)
+static void _outlineMoveTo(SwOutline& outline, const Point* to, const Matrix* transform)
{
- assert(to);
-
_growOutlinePoint(outline, 1);
- outline.pts[outline.ptsCnt] = TO_SWPOINT(to);
+ outline.pts[outline.ptsCnt] = mathTransform(to, transform);
outline.types[outline.ptsCnt] = SW_CURVE_TYPE_POINT;
if (outline.ptsCnt > 0) {
}
-static void _outlineLineTo(SwOutline& outline, const Point* to)
+static void _outlineLineTo(SwOutline& outline, const Point* to, const Matrix* transform)
{
- assert(to);
-
_growOutlinePoint(outline, 1);
- outline.pts[outline.ptsCnt] = TO_SWPOINT(to);
+ outline.pts[outline.ptsCnt] = mathTransform(to, transform);
outline.types[outline.ptsCnt] = SW_CURVE_TYPE_POINT;
-
++outline.ptsCnt;
}
-static void _outlineCubicTo(SwOutline& outline, const Point* ctrl1, const Point* ctrl2, const Point* to)
+static void _outlineCubicTo(SwOutline& outline, const Point* ctrl1, const Point* ctrl2, const Point* to, const Matrix* transform)
{
- assert(ctrl1 && ctrl2 && to);
-
_growOutlinePoint(outline, 3);
- outline.pts[outline.ptsCnt] = TO_SWPOINT(ctrl1);
+ outline.pts[outline.ptsCnt] = mathTransform(ctrl1, transform);
outline.types[outline.ptsCnt] = SW_CURVE_TYPE_CUBIC;
++outline.ptsCnt;
- outline.pts[outline.ptsCnt] = TO_SWPOINT(ctrl2);
+ outline.pts[outline.ptsCnt] = mathTransform(ctrl2, transform);
outline.types[outline.ptsCnt] = SW_CURVE_TYPE_CUBIC;
++outline.ptsCnt;
- outline.pts[outline.ptsCnt] = TO_SWPOINT(to);
+ outline.pts[outline.ptsCnt] = mathTransform(to, transform);
outline.types[outline.ptsCnt] = SW_CURVE_TYPE_POINT;
++outline.ptsCnt;
}
}
//Make sure there is at least one point in the current path
- if (outline.ptsCnt == i) {
- outline.opened = true;
- return;
- }
+ if (outline.ptsCnt == i) return;
//Close the path
_growOutlinePoint(outline, 1);
outline.pts[outline.ptsCnt] = outline.pts[i];
outline.types[outline.ptsCnt] = SW_CURVE_TYPE_POINT;
++outline.ptsCnt;
-
- outline.opened = false;
+ outline.closed[outline.cntrsCnt] = true;
}
-static void _initBBox(SwBBox& bbox)
+static void _dashLineTo(SwDashStroke& dash, const Point* to, const Matrix* transform)
{
- bbox.min.x = bbox.min.y = 0;
- bbox.max.x = bbox.max.y = 0;
+ _growOutlinePoint(*dash.outline, dash.outline->ptsCnt >> 1);
+ _growOutlineContour(*dash.outline, dash.outline->cntrsCnt >> 1);
+
+ Line cur = {dash.ptCur, *to};
+ auto len = _lineLength(cur.pt1, cur.pt2);
+
+ if (len < dash.curLen) {
+ dash.curLen -= len;
+ if (!dash.curOpGap) {
+ _outlineMoveTo(*dash.outline, &dash.ptCur, transform);
+ _outlineLineTo(*dash.outline, to, transform);
+ }
+ } else {
+ while (len > dash.curLen) {
+ len -= dash.curLen;
+ Line left, right;
+ _lineSplitAt(cur, dash.curLen, left, right);;
+ dash.curIdx = (dash.curIdx + 1) % dash.cnt;
+ if (!dash.curOpGap) {
+ _outlineMoveTo(*dash.outline, &left.pt1, transform);
+ _outlineLineTo(*dash.outline, &left.pt2, transform);
+ }
+ dash.curLen = dash.pattern[dash.curIdx];
+ dash.curOpGap = !dash.curOpGap;
+ cur = right;
+ dash.ptCur = cur.pt1;
+ }
+ //leftovers
+ dash.curLen -= len;
+ if (!dash.curOpGap) {
+ _outlineMoveTo(*dash.outline, &cur.pt1, transform);
+ _outlineLineTo(*dash.outline, &cur.pt2, transform);
+ }
+ if (dash.curLen < 1 && TO_SWCOORD(len) > 1) {
+ //move to next dash
+ dash.curIdx = (dash.curIdx + 1) % dash.cnt;
+ dash.curLen = dash.pattern[dash.curIdx];
+ dash.curOpGap = !dash.curOpGap;
+ }
+ }
+ dash.ptCur = *to;
}
-static bool _updateBBox(SwOutline* outline, SwBBox& bbox)
+static void _dashCubicTo(SwDashStroke& dash, const Point* ctrl1, const Point* ctrl2, const Point* to, const Matrix* transform)
{
- if (!outline) return false;
+ _growOutlinePoint(*dash.outline, dash.outline->ptsCnt >> 1);
+ _growOutlineContour(*dash.outline, dash.outline->cntrsCnt >> 1);
- auto pt = outline->pts;
- assert(pt);
+ Bezier cur = {dash.ptCur, *ctrl1, *ctrl2, *to};
+ auto len = bezLength(cur);
- if (outline->ptsCnt <= 0) {
- _initBBox(bbox);
- return false;
+ if (len < dash.curLen) {
+ dash.curLen -= len;
+ if (!dash.curOpGap) {
+ _outlineMoveTo(*dash.outline, &dash.ptCur, transform);
+ _outlineCubicTo(*dash.outline, ctrl1, ctrl2, to, transform);
+ }
+ } else {
+ while (len > dash.curLen) {
+ Bezier left, right;
+ len -= dash.curLen;
+ bezSplitAt(cur, dash.curLen, left, right);
+ if (!dash.curOpGap) {
+ // leftovers from a previous command don't require moveTo
+ if (dash.pattern[dash.curIdx] - dash.curLen < FLT_EPSILON) {
+ _outlineMoveTo(*dash.outline, &left.start, transform);
+ }
+ _outlineCubicTo(*dash.outline, &left.ctrl1, &left.ctrl2, &left.end, transform);
+ }
+ dash.curIdx = (dash.curIdx + 1) % dash.cnt;
+ dash.curLen = dash.pattern[dash.curIdx];
+ dash.curOpGap = !dash.curOpGap;
+ cur = right;
+ dash.ptCur = right.start;
+ }
+ //leftovers
+ dash.curLen -= len;
+ if (!dash.curOpGap) {
+ _outlineMoveTo(*dash.outline, &cur.start, transform);
+ _outlineCubicTo(*dash.outline, &cur.ctrl1, &cur.ctrl2, &cur.end, transform);
+ }
+ if (dash.curLen < 1 && TO_SWCOORD(len) > 1) {
+ //move to next dash
+ dash.curIdx = (dash.curIdx + 1) % dash.cnt;
+ dash.curLen = dash.pattern[dash.curIdx];
+ dash.curOpGap = !dash.curOpGap;
+ }
}
+ dash.ptCur = *to;
+}
- auto xMin = pt->x;
- auto xMax = pt->x;
- auto yMin = pt->y;
- auto yMax = pt->y;
- ++pt;
+static SwOutline* _genDashOutline(const Shape* sdata, const Matrix* transform)
+{
+ const PathCommand* cmds = nullptr;
+ auto cmdCnt = sdata->pathCommands(&cmds);
- for(uint32_t i = 1; i < outline->ptsCnt; ++i, ++pt) {
- assert(pt);
- if (xMin > pt->x) xMin = pt->x;
- if (xMax < pt->x) xMax = pt->x;
- if (yMin > pt->y) yMin = pt->y;
- if (yMax < pt->y) yMax = pt->y;
- }
- bbox.min.x = xMin >> 6;
- bbox.max.x = (xMax + 63) >> 6;
- bbox.min.y = yMin >> 6;
- bbox.max.y = (yMax + 63) >> 6;
+ const Point* pts = nullptr;
+ auto ptsCnt = sdata->pathCoords(&pts);
- if (xMax - xMin < 1 || yMax - yMin < 1) return false;
+ //No actual shape data
+ if (cmdCnt == 0 || ptsCnt == 0) return nullptr;
- return true;
-}
+ SwDashStroke dash;
+ dash.curIdx = 0;
+ dash.curLen = 0;
+ dash.ptStart = {0, 0};
+ dash.ptCur = {0, 0};
+ dash.curOpGap = false;
+ const float* pattern;
+ dash.cnt = sdata->strokeDash(&pattern);
+ if (dash.cnt == 0) return nullptr;
-static bool _checkValid(SwShape& sdata, const SwSize& clip)
-{
- assert(sdata.outline);
+ //OPTMIZE ME: Use mempool???
+ dash.pattern = const_cast<float*>(pattern);
+ dash.outline = static_cast<SwOutline*>(calloc(1, sizeof(SwOutline)));
- if (sdata.outline->ptsCnt == 0 || sdata.outline->cntrsCnt <= 0) return false;
+ //smart reservation
+ auto outlinePtsCnt = 0;
+ auto outlineCntrsCnt = 0;
- //Check boundary
- if ((sdata.bbox.min.x > clip.w || sdata.bbox.min.y > clip.h) ||
- (sdata.bbox.min.x + sdata.bbox.max.x < 0) ||
- (sdata.bbox.min.y + sdata.bbox.max.y < 0)) return false;
+ for (uint32_t i = 0; i < cmdCnt; ++i) {
+ switch (*(cmds + i)) {
+ case PathCommand::Close: {
+ ++outlinePtsCnt;
+ break;
+ }
+ case PathCommand::MoveTo: {
+ ++outlineCntrsCnt;
+ ++outlinePtsCnt;
+ break;
+ }
+ case PathCommand::LineTo: {
+ ++outlinePtsCnt;
+ break;
+ }
+ case PathCommand::CubicTo: {
+ outlinePtsCnt += 3;
+ break;
+ }
+ }
+ }
- return true;
-}
+ ++outlinePtsCnt; //for close
+ ++outlineCntrsCnt; //for end
+ //No idea exact count.... Reserve Approximitely 20x...
+ _growOutlinePoint(*dash.outline, outlinePtsCnt * 20);
+ _growOutlineContour(*dash.outline, outlineCntrsCnt * 20);
-/************************************************************************/
-/* External Class Implementation */
-/************************************************************************/
+ while (cmdCnt-- > 0) {
+ switch (*cmds) {
+ case PathCommand::Close: {
+ _dashLineTo(dash, &dash.ptStart, transform);
+ break;
+ }
+ case PathCommand::MoveTo: {
+ //reset the dash
+ dash.curIdx = 0;
+ dash.curLen = *dash.pattern;
+ dash.curOpGap = false;
+ dash.ptStart = dash.ptCur = *pts;
+ ++pts;
+ break;
+ }
+ case PathCommand::LineTo: {
+ _dashLineTo(dash, pts, transform);
+ ++pts;
+ break;
+ }
+ case PathCommand::CubicTo: {
+ _dashCubicTo(dash, pts, pts + 1, pts + 2, transform);
+ pts += 3;
+ break;
+ }
+ }
+ ++cmds;
+ }
-void shapeTransformOutline(const Shape& shape, SwShape& sdata, const RenderTransform& transform)
-{
- auto outline = sdata.outline;
- assert(outline);
+ _outlineEnd(*dash.outline);
- for(uint32_t i = 0; i < outline->ptsCnt; ++i) {
- auto dx = static_cast<float>(outline->pts[i].x >> 6);
- auto dy = static_cast<float>(outline->pts[i].y >> 6);
- auto tx = dx * transform.e11 + dy * transform.e12 + transform.e13;
- auto ty = dx * transform.e21 + dy * transform.e22 + transform.e23;
- auto pt = Point{tx + transform.e31, ty + transform.e32};
- outline->pts[i] = TO_SWPOINT(&pt);
- }
+ return dash.outline;
}
-bool shapeGenRle(const Shape& shape, SwShape& sdata, const SwSize& clip)
+static bool _axisAlignedRect(const SwOutline* outline)
{
- /* OPTIMIZE ME: We may avoid this bounding box calculation in this stage
- if this shape has stroke and stroke bbox can be used here... */
- if (!_updateBBox(sdata.outline, sdata.bbox)) goto end;
- if (!_checkValid(sdata, clip)) goto end;
+ //Fast Track: axis-aligned rectangle?
+ if (outline->ptsCnt != 5) return false;
- sdata.rle = rleRender(sdata.outline, sdata.bbox, clip);
+ auto pt1 = outline->pts + 0;
+ auto pt2 = outline->pts + 1;
+ auto pt3 = outline->pts + 2;
+ auto pt4 = outline->pts + 3;
-end:
- if (sdata.rle) return true;
- return false;
-}
+ auto a = SwPoint{pt1->x, pt3->y};
+ auto b = SwPoint{pt3->x, pt1->y};
+ if ((*pt2 == a && *pt4 == b) || (*pt2 == b && *pt4 == a)) return true;
-void shapeDelOutline(SwShape& sdata)
-{
- auto outline = sdata.outline;
- _freeOutline(outline);
- sdata.outline = nullptr;
+ return false;
}
-void shapeReset(SwShape& sdata)
-{
- shapeDelOutline(sdata);
- rleFree(sdata.rle);
- sdata.rle = nullptr;
- _initBBox(sdata.bbox);
-}
-
-bool shapeGenOutline(const Shape& shape, SwShape& sdata)
+static bool _genOutline(SwShape* shape, const Shape* sdata, const Matrix* transform, SwMpool* mpool, unsigned tid, bool hasComposite)
{
const PathCommand* cmds = nullptr;
- auto cmdCnt = shape.pathCommands(&cmds);
+ auto cmdCnt = sdata->pathCommands(&cmds);
const Point* pts = nullptr;
- auto ptsCnt = shape.pathCoords(&pts);
+ auto ptsCnt = sdata->pathCoords(&pts);
//No actual shape data
if (cmdCnt == 0 || ptsCnt == 0) return false;
//smart reservation
auto outlinePtsCnt = 0;
auto outlineCntrsCnt = 0;
+ auto closeCnt = 0;
for (uint32_t i = 0; i < cmdCnt; ++i) {
- switch(*(cmds + i)) {
+ switch (*(cmds + i)) {
case PathCommand::Close: {
++outlinePtsCnt;
+ ++closeCnt;
break;
}
case PathCommand::MoveTo: {
}
}
+ if (static_cast<uint32_t>(outlinePtsCnt - closeCnt) > ptsCnt) {
+ TVGERR("SW_ENGINE", "Wrong a pair of the commands & points - required(%d), current(%d)", outlinePtsCnt - closeCnt, ptsCnt);
+ return false;
+ }
+
++outlinePtsCnt; //for close
++outlineCntrsCnt; //for end
- auto outline = sdata.outline;
- if (!outline) outline = static_cast<SwOutline*>(calloc(1, sizeof(SwOutline)));
- assert(outline);
- outline->opened = true;
+ shape->outline = mpoolReqOutline(mpool, tid);
+ auto outline = shape->outline;
_growOutlinePoint(*outline, outlinePtsCnt);
- _growOutlineContour(*outline, outlineCntrsCnt);
+
+ if (_growOutlineContour(*outline, outlineCntrsCnt)) {
+ _reserveOutlineClose(*outline);
+ } else {
+ _resetOutlineClose(*outline);
+ }
//Generate Outlines
while (cmdCnt-- > 0) {
- switch(*cmds) {
+ switch (*cmds) {
case PathCommand::Close: {
_outlineClose(*outline);
break;
}
case PathCommand::MoveTo: {
- _outlineMoveTo(*outline, pts);
+ _outlineMoveTo(*outline, pts, transform);
++pts;
break;
}
case PathCommand::LineTo: {
- _outlineLineTo(*outline, pts);
+ _outlineLineTo(*outline, pts, transform);
++pts;
break;
}
case PathCommand::CubicTo: {
- _outlineCubicTo(*outline, pts, pts + 1, pts + 2);
+ _outlineCubicTo(*outline, pts, pts + 1, pts + 2, transform);
pts += 3;
break;
}
_outlineEnd(*outline);
- //FIXME:
- //outline->flags = SwOutline::FillRule::Winding;
+ outline->fillRule = sdata->fillRule();
+ shape->outline = outline;
+
+ shape->fastTrack = (!hasComposite && _axisAlignedRect(shape->outline));
+ return true;
+}
+
+
+/************************************************************************/
+/* External Class Implementation */
+/************************************************************************/
- sdata.outline = outline;
+bool shapePrepare(SwShape* shape, const Shape* sdata, const Matrix* transform, const SwBBox& clipRegion, SwBBox& renderRegion, SwMpool* mpool, unsigned tid, bool hasComposite)
+{
+ if (!_genOutline(shape, sdata, transform, mpool, tid, hasComposite)) return false;
+ if (!mathUpdateOutlineBBox(shape->outline, clipRegion, renderRegion, shape->fastTrack)) return false;
+
+ //Keep it for Rasterization Region
+ shape->bbox = renderRegion;
+
+ //Check valid region
+ if (renderRegion.max.x - renderRegion.min.x < 1 && renderRegion.max.y - renderRegion.min.y < 1) return false;
+
+ //Check boundary
+ if (renderRegion.min.x >= clipRegion.max.x || renderRegion.min.y >= clipRegion.max.y ||
+ renderRegion.max.x <= clipRegion.min.x || renderRegion.max.y <= clipRegion.min.y) return false;
return true;
}
-void shapeFree(SwShape* sdata)
+bool shapePrepared(const SwShape* shape)
+{
+ return shape->rle ? true : false;
+}
+
+
+bool shapeGenRle(SwShape* shape, TVG_UNUSED const Shape* sdata, bool antiAlias)
+{
+ //FIXME: Should we draw it?
+ //Case: Stroke Line
+ //if (shape.outline->opened) return true;
+
+ //Case A: Fast Track Rectangle Drawing
+ if (shape->fastTrack) return true;
+
+ //Case B: Normal Shape RLE Drawing
+ if ((shape->rle = rleRender(shape->rle, shape->outline, shape->bbox, antiAlias))) return true;
+
+ return false;
+}
+
+
+void shapeDelOutline(SwShape* shape, SwMpool* mpool, uint32_t tid)
+{
+ mpoolRetOutline(mpool, tid);
+ shape->outline = nullptr;
+}
+
+
+void shapeReset(SwShape* shape)
{
- assert(sdata);
+ rleReset(shape->rle);
+ rleReset(shape->strokeRle);
+ shape->fastTrack = false;
+ shape->bbox.reset();
+}
+
- shapeDelOutline(*sdata);
- rleFree(sdata->rle);
+void shapeFree(SwShape* shape)
+{
+ rleFree(shape->rle);
+ shapeDelFill(shape);
- if (sdata->stroke) {
- rleFree(sdata->strokeRle);
- strokeFree(sdata->stroke);
+ if (shape->stroke) {
+ rleFree(shape->strokeRle);
+ strokeFree(shape->stroke);
}
+}
+
- free(sdata);
+void shapeDelStroke(SwShape* shape)
+{
+ if (!shape->stroke) return;
+ rleFree(shape->strokeRle);
+ shape->strokeRle = nullptr;
+ strokeFree(shape->stroke);
+ shape->stroke = nullptr;
}
-void shapeResetStroke(const Shape& shape, SwShape& sdata)
+void shapeResetStroke(SwShape* shape, const Shape* sdata, const Matrix* transform)
{
- if (!sdata.stroke) sdata.stroke = static_cast<SwStroke*>(calloc(1, sizeof(SwStroke)));
- auto stroke = sdata.stroke;
- assert(stroke);
- strokeReset(*stroke, shape.strokeWidth(), shape.strokeCap(), shape.strokeJoin());
- rleFree(sdata.strokeRle);
- sdata.strokeRle = nullptr;
+ if (!shape->stroke) shape->stroke = static_cast<SwStroke*>(calloc(1, sizeof(SwStroke)));
+ auto stroke = shape->stroke;
+ if (!stroke) return;
+
+ strokeReset(stroke, sdata, transform);
+ rleReset(shape->strokeRle);
}
-bool shapeGenStrokeRle(const Shape& shape, SwShape& sdata, const SwSize& clip)
+bool shapeGenStrokeRle(SwShape* shape, const Shape* sdata, const Matrix* transform, const SwBBox& clipRegion, SwBBox& renderRegion, SwMpool* mpool, unsigned tid)
{
- if (!sdata.outline) {
- if (!shapeGenOutline(shape, sdata)) return false;
+ SwOutline* shapeOutline = nullptr;
+ SwOutline* strokeOutline = nullptr;
+ bool freeOutline = false;
+ bool ret = true;
+
+ //Dash Style Stroke
+ if (sdata->strokeDash(nullptr) > 0) {
+ shapeOutline = _genDashOutline(sdata, transform);
+ if (!shapeOutline) return false;
+ freeOutline = true;
+ //Normal Style stroke
+ } else {
+ if (!shape->outline) {
+ if (!_genOutline(shape, sdata, transform, mpool, tid, false)) return false;
+ }
+ shapeOutline = shape->outline;
}
- if (!_checkValid(sdata, clip)) return false;
+ if (!strokeParseOutline(shape->stroke, *shapeOutline)) {
+ ret = false;
+ goto fail;
+ }
- if (!strokeParseOutline(*sdata.stroke, *sdata.outline)) return false;
+ strokeOutline = strokeExportOutline(shape->stroke, mpool, tid);
- auto outline = strokeExportOutline(*sdata.stroke);
- if (!outline) return false;
+ if (!mathUpdateOutlineBBox(strokeOutline, clipRegion, renderRegion, false)) {
+ ret = false;
+ goto fail;
+ }
- SwBBox bbox;
- _updateBBox(outline, bbox);
+ shape->strokeRle = rleRender(shape->strokeRle, strokeOutline, renderRegion, true);
- sdata.strokeRle = rleRender(outline, bbox, clip);
+fail:
+ if (freeOutline) {
+ if (shapeOutline->cntrs) free(shapeOutline->cntrs);
+ if (shapeOutline->pts) free(shapeOutline->pts);
+ if (shapeOutline->types) free(shapeOutline->types);
+ if (shapeOutline->closed) free(shapeOutline->closed);
+ free(shapeOutline);
+ }
+ mpoolRetStrokeOutline(mpool, tid);
- _freeOutline(outline);
+ return ret;
+}
- return true;
+
+bool shapeGenFillColors(SwShape* shape, const Fill* fill, const Matrix* transform, SwSurface* surface, uint32_t opacity, bool ctable)
+{
+ return fillGenColorTable(shape->fill, fill, transform, surface, opacity, ctable);
+}
+
+
+bool shapeGenStrokeFillColors(SwShape* shape, const Fill* fill, const Matrix* transform, SwSurface* surface, uint32_t opacity, bool ctable)
+{
+ return fillGenColorTable(shape->stroke->fill, fill, transform, surface, opacity, ctable);
}
-#endif /* _TVG_SW_SHAPE_H_ */
+
+void shapeResetFill(SwShape* shape)
+{
+ if (!shape->fill) {
+ shape->fill = static_cast<SwFill*>(calloc(1, sizeof(SwFill)));
+ if (!shape->fill) return;
+ }
+ fillReset(shape->fill);
+}
+
+
+void shapeResetStrokeFill(SwShape* shape)
+{
+ if (!shape->stroke->fill) {
+ shape->stroke->fill = static_cast<SwFill*>(calloc(1, sizeof(SwFill)));
+ if (!shape->stroke->fill) return;
+ }
+ fillReset(shape->stroke->fill);
+}
+
+
+void shapeDelFill(SwShape* shape)
+{
+ if (!shape->fill) return;
+ fillFree(shape->fill);
+ shape->fill = nullptr;
+}
+
+
+void shapeDelStrokeFill(SwShape* shape)
+{
+ if (!shape->stroke->fill) return;
+ fillFree(shape->stroke->fill);
+ shape->stroke->fill = nullptr;
+}