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path: root/core/fxge/ge/fx_ge_path.cpp
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Diffstat (limited to 'core/fxge/ge/fx_ge_path.cpp')
-rw-r--r--core/fxge/ge/fx_ge_path.cpp67
1 files changed, 44 insertions, 23 deletions
diff --git a/core/fxge/ge/fx_ge_path.cpp b/core/fxge/ge/fx_ge_path.cpp
index 6eb41d3094..468d80eeec 100644
--- a/core/fxge/ge/fx_ge_path.cpp
+++ b/core/fxge/ge/fx_ge_path.cpp
@@ -8,27 +8,25 @@
#include "core/fxge/include/fx_ge.h"
#include "third_party/base/numerics/safe_math.h"
-CFX_ClipRgn::CFX_ClipRgn(int width, int height) {
- m_Type = RectI;
- m_Box.left = m_Box.top = 0;
- m_Box.right = width;
- m_Box.bottom = height;
-}
-CFX_ClipRgn::CFX_ClipRgn(const FX_RECT& rect) {
- m_Type = RectI;
- m_Box = rect;
-}
+CFX_ClipRgn::CFX_ClipRgn(int width, int height)
+ : m_Type(RectI), m_Box(0, 0, width, height) {}
+
+CFX_ClipRgn::CFX_ClipRgn(const FX_RECT& rect) : m_Type(RectI), m_Box(rect) {}
+
CFX_ClipRgn::CFX_ClipRgn(const CFX_ClipRgn& src) {
m_Type = src.m_Type;
m_Box = src.m_Box;
m_Mask = src.m_Mask;
}
+
CFX_ClipRgn::~CFX_ClipRgn() {}
+
void CFX_ClipRgn::Reset(const FX_RECT& rect) {
m_Type = RectI;
m_Box = rect;
m_Mask.SetNull();
}
+
void CFX_ClipRgn::IntersectRect(const FX_RECT& rect) {
if (m_Type == RectI) {
m_Box.Intersect(rect);
@@ -39,6 +37,7 @@ void CFX_ClipRgn::IntersectRect(const FX_RECT& rect) {
return;
}
}
+
void CFX_ClipRgn::IntersectMaskRect(FX_RECT rect,
FX_RECT mask_rect,
CFX_DIBitmapRef Mask) {
@@ -69,6 +68,7 @@ void CFX_ClipRgn::IntersectMaskRect(FX_RECT rect,
}
}
}
+
void CFX_ClipRgn::IntersectMaskF(int left, int top, CFX_DIBitmapRef Mask) {
const CFX_DIBitmap* mask_dib = Mask.GetObject();
ASSERT(mask_dib->GetFormat() == FXDIB_8bppMask);
@@ -112,13 +112,14 @@ void CFX_ClipRgn::IntersectMaskF(int left, int top, CFX_DIBitmapRef Mask) {
}
ASSERT(FALSE);
}
-CFX_PathData::CFX_PathData() {
- m_PointCount = m_AllocCount = 0;
- m_pPoints = nullptr;
-}
+
+CFX_PathData::CFX_PathData()
+ : m_PointCount(0), m_pPoints(nullptr), m_AllocCount(0) {}
+
CFX_PathData::~CFX_PathData() {
FX_Free(m_pPoints);
}
+
void CFX_PathData::SetPointCount(int nPoints) {
m_PointCount = nPoints;
if (m_AllocCount < nPoints) {
@@ -127,6 +128,7 @@ void CFX_PathData::SetPointCount(int nPoints) {
m_AllocCount = nPoints;
}
}
+
void CFX_PathData::AllocPointCount(int nPoints) {
if (m_AllocCount < nPoints) {
FX_PATHPOINT* pNewBuf = FX_Alloc(FX_PATHPOINT, nPoints);
@@ -138,17 +140,20 @@ void CFX_PathData::AllocPointCount(int nPoints) {
m_AllocCount = nPoints;
}
}
+
CFX_PathData::CFX_PathData(const CFX_PathData& src) {
m_PointCount = m_AllocCount = src.m_PointCount;
m_pPoints = FX_Alloc(FX_PATHPOINT, src.m_PointCount);
FXSYS_memcpy(m_pPoints, src.m_pPoints, sizeof(FX_PATHPOINT) * m_PointCount);
}
+
void CFX_PathData::TrimPoints(int nPoints) {
if (m_PointCount <= nPoints) {
return;
}
SetPointCount(nPoints);
}
+
void CFX_PathData::AddPointCount(int addPoints) {
pdfium::base::CheckedNumeric<int> safe_new_count = m_PointCount;
safe_new_count += addPoints;
@@ -156,6 +161,7 @@ void CFX_PathData::AddPointCount(int addPoints) {
AllocPointCount(new_count);
m_PointCount = new_count;
}
+
void CFX_PathData::Append(const CFX_PathData* pSrc, const CFX_Matrix* pMatrix) {
int old_count = m_PointCount;
AddPointCount(pSrc->m_PointCount);
@@ -168,12 +174,14 @@ void CFX_PathData::Append(const CFX_PathData* pSrc, const CFX_Matrix* pMatrix) {
}
}
}
+
void CFX_PathData::SetPoint(int index, FX_FLOAT x, FX_FLOAT y, int flag) {
ASSERT(index < m_PointCount);
m_pPoints[index].m_PointX = x;
m_pPoints[index].m_PointY = y;
m_pPoints[index].m_Flag = flag;
}
+
void CFX_PathData::AppendRect(FX_FLOAT left,
FX_FLOAT bottom,
FX_FLOAT right,
@@ -189,6 +197,7 @@ void CFX_PathData::AppendRect(FX_FLOAT left,
pPoints[1].m_Flag = pPoints[2].m_Flag = pPoints[3].m_Flag = FXPT_LINETO;
pPoints[4].m_Flag = FXPT_LINETO | FXPT_CLOSEFIGURE;
}
+
CFX_FloatRect CFX_PathData::GetBoundingBox() const {
CFX_FloatRect rect;
if (m_PointCount) {
@@ -199,6 +208,7 @@ CFX_FloatRect CFX_PathData::GetBoundingBox() const {
}
return rect;
}
+
static void _UpdateLineEndPoints(CFX_FloatRect& rect,
FX_FLOAT start_x,
FX_FLOAT start_y,
@@ -242,6 +252,7 @@ static void _UpdateLineEndPoints(CFX_FloatRect& rect,
rect.UpdateRect(mx - dx1, my + dy1);
rect.UpdateRect(mx + dx1, my - dy1);
}
+
static void _UpdateLineJoinPoints(CFX_FloatRect& rect,
FX_FLOAT start_x,
FX_FLOAT start_y,
@@ -334,6 +345,7 @@ static void _UpdateLineJoinPoints(CFX_FloatRect& rect,
FX_FLOAT join_y = (start_k * join_x) + start_outside_c;
rect.UpdateRect(join_x, join_y);
}
+
CFX_FloatRect CFX_PathData::GetBoundingBox(FX_FLOAT line_width,
FX_FLOAT miter_limit) const {
CFX_FloatRect rect(100000 * 1.0f, 100000 * 1.0f, -100000 * 1.0f,
@@ -384,6 +396,7 @@ CFX_FloatRect CFX_PathData::GetBoundingBox(FX_FLOAT line_width,
}
return rect;
}
+
void CFX_PathData::Transform(const CFX_Matrix* pMatrix) {
if (!pMatrix) {
return;
@@ -392,6 +405,7 @@ void CFX_PathData::Transform(const CFX_Matrix* pMatrix) {
pMatrix->Transform(m_pPoints[i].m_PointX, m_pPoints[i].m_PointY);
}
}
+
FX_BOOL CFX_PathData::GetZeroAreaPath(CFX_PathData& NewPath,
CFX_Matrix* pMatrix,
FX_BOOL& bThin,
@@ -536,6 +550,7 @@ FX_BOOL CFX_PathData::GetZeroAreaPath(CFX_PathData& NewPath,
}
return TRUE;
}
+
FX_BOOL CFX_PathData::IsRect() const {
if (m_PointCount != 5 && m_PointCount != 4) {
return FALSE;
@@ -563,6 +578,7 @@ FX_BOOL CFX_PathData::IsRect() const {
}
return m_PointCount == 5 || (m_pPoints[3].m_Flag & FXPT_CLOSEFIGURE);
}
+
FX_BOOL CFX_PathData::IsRect(const CFX_Matrix* pMatrix,
CFX_FloatRect* pRect) const {
if (!pMatrix) {
@@ -613,23 +629,26 @@ FX_BOOL CFX_PathData::IsRect(const CFX_Matrix* pMatrix,
}
return TRUE;
}
+
void CFX_PathData::Copy(const CFX_PathData& src) {
SetPointCount(src.m_PointCount);
FXSYS_memcpy(m_pPoints, src.m_pPoints, sizeof(FX_PATHPOINT) * m_PointCount);
}
-CFX_GraphStateData::CFX_GraphStateData() {
- m_LineCap = LineCapButt;
- m_DashCount = 0;
- m_DashArray = nullptr;
- m_DashPhase = 0;
- m_LineJoin = LineJoinMiter;
- m_MiterLimit = 10 * 1.0f;
- m_LineWidth = 1.0f;
-}
+
+CFX_GraphStateData::CFX_GraphStateData()
+ : m_LineCap(LineCapButt),
+ m_DashCount(0),
+ m_DashArray(nullptr),
+ m_DashPhase(0),
+ m_LineJoin(LineJoinMiter),
+ m_MiterLimit(10 * 1.0f),
+ m_LineWidth(1.0f) {}
+
CFX_GraphStateData::CFX_GraphStateData(const CFX_GraphStateData& src) {
m_DashArray = nullptr;
Copy(src);
}
+
void CFX_GraphStateData::Copy(const CFX_GraphStateData& src) {
m_LineCap = src.m_LineCap;
m_DashCount = src.m_DashCount;
@@ -644,9 +663,11 @@ void CFX_GraphStateData::Copy(const CFX_GraphStateData& src) {
FXSYS_memcpy(m_DashArray, src.m_DashArray, m_DashCount * sizeof(FX_FLOAT));
}
}
+
CFX_GraphStateData::~CFX_GraphStateData() {
FX_Free(m_DashArray);
}
+
void CFX_GraphStateData::SetDashCount(int count) {
FX_Free(m_DashArray);
m_DashArray = nullptr;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 15:56:09 +0000