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-rw-r--r--core/include/fxcrt/fx_coordinates.h1800
1 files changed, 900 insertions, 900 deletions
diff --git a/core/include/fxcrt/fx_coordinates.h b/core/include/fxcrt/fx_coordinates.h
index eee0dfb260..9a63e2a4ad 100644
--- a/core/include/fxcrt/fx_coordinates.h
+++ b/core/include/fxcrt/fx_coordinates.h
@@ -1,900 +1,900 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef _FXCRT_COORDINATES_
-#define _FXCRT_COORDINATES_
-template<class baseType> class CFX_PSVTemplate;
-template<class baseType> class CFX_VTemplate;
-template<class baseType> class CFX_PRLTemplate;
-template<class baseType> class CFX_RTemplate;
-template<class baseType> class CFX_ETemplate;
-template<class baseType> class CFX_ATemplate;
-template<class baseType> class CFX_RRTemplate;
-class CFX_Matrix;
-template<class baseType>
-class CFX_PSVTemplate : public CFX_Object
-{
-public:
- typedef CFX_PSVTemplate<baseType> FXT_PSV;
- typedef CFX_PSVTemplate<baseType> FXT_POINT;
- typedef CFX_PSVTemplate<baseType> FXT_SIZE;
- void Set(baseType x, baseType y)
- {
- FXT_PSV::x = x, FXT_PSV::y = y;
- }
- void Set(const FXT_PSV &psv)
- {
- FXT_PSV::x = psv.x, FXT_PSV::y = psv.y;
- }
- void Add(baseType x, baseType y)
- {
- FXT_PSV::x += x, FXT_PSV::y += y;
- }
- void Subtract(baseType x, baseType y)
- {
- FXT_PSV::x -= x, FXT_PSV::y -= y;
- }
- void Reset()
- {
- FXT_PSV::x = FXT_PSV::y = 0;
- }
- FXT_PSV& operator += (const FXT_PSV &obj)
- {
- x += obj.x;
- y += obj.y;
- return *this;
- }
- FXT_PSV& operator -= (const FXT_PSV &obj)
- {
- x -= obj.x;
- y -= obj.y;
- return *this;
- }
- FXT_PSV& operator *= (baseType lamda)
- {
- x *= lamda;
- y *= lamda;
- return *this;
- }
- FXT_PSV& operator /= (baseType lamda)
- {
- x /= lamda;
- y /= lamda;
- return *this;
- }
- friend FX_BOOL operator == (const FXT_PSV &obj1, const FXT_PSV &obj2)
- {
- return obj1.x == obj2.x && obj1.y == obj2.y;
- }
- friend FX_BOOL operator != (const FXT_PSV &obj1, const FXT_PSV &obj2)
- {
- return obj1.x != obj2.x || obj1.y != obj2.y;
- }
- friend FXT_PSV operator + (const FXT_PSV &obj1, const FXT_PSV &obj2)
- {
- CFX_PSVTemplate obj;
- obj.x = obj1.x + obj2.x;
- obj.y = obj1.y + obj2.y;
- return obj;
- }
- friend FXT_PSV operator - (const FXT_PSV &obj1, const FXT_PSV &obj2)
- {
- CFX_PSVTemplate obj;
- obj.x = obj1.x - obj2.x;
- obj.y = obj1.y - obj2.y;
- return obj;
- }
- friend FXT_PSV operator * (const FXT_PSV &obj, baseType lamda)
- {
- CFX_PSVTemplate t;
- t.x = obj.x * lamda;
- t.y = obj.y * lamda;
- return t;
- }
- friend FXT_PSV operator * (baseType lamda, const FXT_PSV &obj)
- {
- CFX_PSVTemplate t;
- t.x = lamda * obj.x;
- t.y = lamda * obj.y;
- return t;
- }
- friend FXT_PSV operator / (const FXT_PSV &obj, baseType lamda)
- {
- CFX_PSVTemplate t;
- t.x = obj.x / lamda;
- t.y = obj.y / lamda;
- return t;
- }
- baseType x, y;
-};
-typedef CFX_PSVTemplate<FX_INT32> CFX_Point;
-typedef CFX_PSVTemplate<FX_FLOAT> CFX_PointF;
-typedef CFX_PSVTemplate<FX_INT32> CFX_Size;
-typedef CFX_PSVTemplate<FX_FLOAT> CFX_SizeF;
-typedef CFX_ArrayTemplate<CFX_Point> CFX_Points;
-typedef CFX_ArrayTemplate<CFX_PointF> CFX_PointsF;
-typedef CFX_PSVTemplate<FX_INT32> * FX_LPPOINT;
-typedef CFX_PSVTemplate<FX_FLOAT> * FX_LPPOINTF;
-typedef CFX_PSVTemplate<FX_INT32> const * FX_LPCPOINT;
-typedef CFX_PSVTemplate<FX_FLOAT> const * FX_LPCPOINTF;
-#define CFX_FloatPoint CFX_PointF
-template<class baseType>
-class CFX_VTemplate: public CFX_PSVTemplate<baseType>
-{
-public:
- typedef CFX_PSVTemplate<baseType> FXT_PSV;
- typedef CFX_PSVTemplate<baseType> FXT_POINT;
- typedef CFX_PSVTemplate<baseType> FXT_SIZE;
- typedef CFX_VTemplate<baseType> FXT_VECTOR;
- void Set(baseType x, baseType y)
- {
- FXT_PSV::x = x, FXT_PSV::y = y;
- }
- void Set(const FXT_PSV &psv)
- {
- FXT_PSV::x = psv.x, FXT_PSV::y = psv.y;
- }
- void Set(const FXT_POINT &p1, const FXT_POINT &p2)
- {
- FXT_PSV::x = p2.x - p1.x, FXT_PSV::y = p2.y - p1.y;
- }
- void Reset()
- {
- FXT_PSV::x = FXT_PSV::y = 0;
- }
- baseType SquareLength() const
- {
- return FXT_PSV::x * FXT_PSV::x + FXT_PSV::y * FXT_PSV::y;
- }
- baseType Length() const
- {
- return FXSYS_sqrt(FXT_PSV::x * FXT_PSV::x + FXT_PSV::y * FXT_PSV::y);
- }
- void Normalize()
- {
- FX_FLOAT fLen = FXSYS_sqrt(FXT_PSV::x * FXT_PSV::x + FXT_PSV::y * FXT_PSV::y);
- FXSYS_assert(fLen >= 0.0001f);
- FXT_PSV::x = ((baseType)FXT_PSV::x) / fLen;
- FXT_PSV::y = ((baseType)FXT_PSV::y) / fLen;
- }
- baseType DotProduct(baseType x, baseType y) const
- {
- return FXT_PSV::x * x + FXT_PSV::y * y;
- }
- baseType DotProduct(const FXT_VECTOR &v) const
- {
- return FXT_PSV::x * v.x + FXT_PSV::y * v.y;
- }
- FX_BOOL IsParallel(baseType x, baseType y) const
- {
- baseType t = FXT_PSV::x * y - FXT_PSV::y * x;
- return FXSYS_fabs(t) < 0x0001f;
- }
- FX_BOOL IsParallel(const FXT_VECTOR &v) const
- {
- return IsParallel(v.x, v.y);
- }
- FX_BOOL IsPerpendicular(baseType x, baseType y) const
- {
- baseType t = DotProduct(x, y);
- return FXSYS_fabs(t) < 0x0001f;
- }
- FX_BOOL IsPerpendicular(const FXT_VECTOR &v) const
- {
- return IsPerpendicular(v.x, v.y);
- }
- void Translate(baseType dx, baseType dy)
- {
- FXT_PSV::x += dx, FXT_PSV::y += dy;
- }
- void Scale(baseType sx, baseType sy)
- {
- FXT_PSV::x *= sx, FXT_PSV::y *= sy;
- }
- void Rotate(FX_FLOAT fRadian)
- {
- FX_FLOAT xx = (FX_FLOAT)FXT_PSV::x;
- FX_FLOAT yy = (FX_FLOAT)FXT_PSV::y;
- FX_FLOAT cosValue = FXSYS_cos(fRadian);
- FX_FLOAT sinValue = FXSYS_sin(fRadian);
- FXT_PSV::x = xx * cosValue - yy * sinValue;
- FXT_PSV::y = xx * sinValue + yy * cosValue;
- }
- friend FX_FLOAT Cosine(const FXT_VECTOR &v1, const FXT_VECTOR &v2)
- {
- FXSYS_assert(v1.SquareLength() != 0 && v2.SquareLength() != 0);
- FX_FLOAT dotProduct = v1.DotProduct(v2);
- return dotProduct / (FX_FLOAT)FXSYS_sqrt(v1.SquareLength() * v2.SquareLength());
- }
- friend FX_FLOAT ArcCosine(const FXT_VECTOR &v1, const FXT_VECTOR &v2)
- {
- return (FX_FLOAT)FXSYS_acos(Cosine(v1, v2));
- }
- friend FX_FLOAT SlopeAngle(const FXT_VECTOR &v)
- {
- CFX_VTemplate vx;
- vx.Set(1, 0);
- FX_FLOAT fSlope = ArcCosine(v, vx);
- return v.y < 0 ? -fSlope : fSlope;
- }
-};
-typedef CFX_VTemplate<FX_INT32> CFX_Vector;
-typedef CFX_VTemplate<FX_FLOAT> CFX_VectorF;
-template<class baseType>
-class CFX_RTemplate: public CFX_Object
-{
-public:
- typedef CFX_PSVTemplate<baseType> FXT_POINT;
- typedef CFX_PSVTemplate<baseType> FXT_SIZE;
- typedef CFX_VTemplate<baseType> FXT_VECTOR;
- typedef CFX_PRLTemplate<baseType> FXT_PARAL;
- typedef CFX_RTemplate<baseType> FXT_RECT;
- void Set(baseType left, baseType top, baseType width, baseType height)
- {
- FXT_RECT::left = left, FXT_RECT::top = top, FXT_RECT::width = width, FXT_RECT::height = height;
- }
- void Set(baseType left, baseType top, const FXT_SIZE &size)
- {
- FXT_RECT::left = left, FXT_RECT::top = top, FXT_RECT::Size(size);
- }
- void Set(const FXT_POINT &p, baseType width, baseType height)
- {
- TopLeft(p), FXT_RECT::width = width, FXT_RECT::height = height;
- }
- void Set(const FXT_POINT &p1, const FXT_POINT &p2)
- {
- TopLeft(p1), FXT_RECT::width = p2.x - p1.x, FXT_RECT::height = p2.y - p1.y, FXT_RECT::Normalize();
- }
- void Set(const FXT_POINT &p, const FXT_VECTOR &v)
- {
- TopLeft(p), FXT_RECT::width = v.x, FXT_RECT::height = v.y, FXT_RECT::Normalize();
- }
- void Reset()
- {
- FXT_RECT::left = FXT_RECT::top = FXT_RECT::width = FXT_RECT::height = 0;
- }
- FXT_RECT& operator += (const FXT_POINT &p)
- {
- left += p.x, top += p.y;
- return *this;
- }
- FXT_RECT& operator -= (const FXT_POINT &p)
- {
- left -= p.x, top -= p.y;
- return *this;
- }
- baseType right() const
- {
- return left + width;
- }
- baseType bottom() const
- {
- return top + height;
- }
- void Normalize()
- {
- if (width < 0) {
- left += width;
- width = -width;
- }
- if (height < 0) {
- top += height;
- height = -height;
- }
- }
- void Offset(baseType dx, baseType dy)
- {
- left += dx;
- top += dy;
- }
- void Inflate(baseType x, baseType y)
- {
- left -= x;
- width += x * 2;
- top -= y;
- height += y * 2;
- }
- void Inflate(const FXT_POINT &p)
- {
- Inflate(p.x, p.y);
- }
- void Inflate(baseType left, baseType top, baseType right, baseType bottom)
- {
- FXT_RECT::left -= left;
- FXT_RECT::top -= top;
- FXT_RECT::width += left + right;
- FXT_RECT::height += top + bottom;
- }
- void Inflate(const FXT_RECT &rt)
- {
- Inflate(rt.left, rt.top, rt.left + rt.width, rt.top + rt.height);
- }
- void Deflate(baseType x, baseType y)
- {
- left += x;
- width -= x * 2;
- top += y;
- height -= y * 2;
- }
- void Deflate(const FXT_POINT &p)
- {
- Deflate(p.x, p.y);
- }
- void Deflate(baseType left, baseType top, baseType right, baseType bottom)
- {
- FXT_RECT::left += left;
- FXT_RECT::top += top;
- FXT_RECT::width -= left + right;
- FXT_RECT::height -= top + bottom;
- }
- void Deflate(const FXT_RECT &rt)
- {
- Deflate(rt.left, rt.top, rt.top + rt.width, rt.top + rt.height);
- }
- FX_BOOL IsEmpty() const
- {
- return width <= 0 || height <= 0;
- }
- FX_BOOL IsEmpty(FX_FLOAT fEpsilon) const
- {
- return width <= fEpsilon || height <= fEpsilon;
- }
- void Empty()
- {
- width = height = 0;
- }
- FX_BOOL Contains(baseType x, baseType y) const
- {
- return x >= left && x < left + width && y >= top && y < top + height;
- }
- FX_BOOL Contains(const FXT_POINT &p) const
- {
- return Contains(p.x, p.y);
- }
- FX_BOOL Contains(const FXT_RECT &rt) const
- {
- return rt.left >= left && rt.right() <= right() && rt.top >= top && rt.bottom() <= bottom();
- }
- baseType Width() const
- {
- return width;
- }
- baseType Height() const
- {
- return height;
- }
- FXT_SIZE Size() const
- {
- FXT_SIZE size;
- size.Set(width, height);
- return size;
- }
- void Size(FXT_SIZE s)
- {
- width = s.x, height = s.y;
- }
- FXT_POINT TopLeft() const
- {
- FXT_POINT p;
- p.x = left;
- p.y = top;
- return p;
- }
- FXT_POINT TopRight() const
- {
- FXT_POINT p;
- p.x = left + width;
- p.y = top;
- return p;
- }
- FXT_POINT BottomLeft() const
- {
- FXT_POINT p;
- p.x = left;
- p.y = top + height;
- return p;
- }
- FXT_POINT BottomRight() const
- {
- FXT_POINT p;
- p.x = left + width;
- p.y = top + height;
- return p;
- }
- void TopLeft(FXT_POINT tl)
- {
- left = tl.x;
- top = tl.y;
- }
- void TopRight(FXT_POINT tr)
- {
- width = tr.x - left;
- top = tr.y;
- }
- void BottomLeft(FXT_POINT bl)
- {
- left = bl.x;
- height = bl.y - top;
- }
- void BottomRight(FXT_POINT br)
- {
- width = br.x - left;
- height = br.y - top;
- }
- FXT_POINT Center() const
- {
- FXT_POINT p;
- p.x = left + width / 2;
- p.y = top + height / 2;
- return p;
- }
- void GetParallelogram(FXT_PARAL &pg) const
- {
- pg.x = left, pg.y = top;
- pg.x1 = width, pg.y1 = 0;
- pg.x2 = 0, pg.y2 = height;
- }
- void Union(baseType x, baseType y)
- {
- baseType r = right(), b = bottom();
- if (left > x) {
- left = x;
- }
- if (r < x) {
- r = x;
- }
- if (top > y) {
- top = y;
- }
- if (b < y) {
- b = y;
- }
- width = r - left;
- height = b - top;
- }
- void Union(const FXT_POINT &p)
- {
- Union(p.x, p.y);
- }
- void Union(const FXT_RECT &rt)
- {
- baseType r = right(), b = bottom();
- if (left > rt.left) {
- left = rt.left;
- }
- if (r < rt.right()) {
- r = rt.right();
- }
- if (top > rt.top) {
- top = rt.top;
- }
- if (b < rt.bottom()) {
- b = rt.bottom();
- }
- width = r - left;
- height = b - top;
- }
- void Intersect(const FXT_RECT &rt)
- {
- baseType r = right(), b = bottom();
- if (left < rt.left) {
- left = rt.left;
- }
- if (r > rt.right()) {
- r = rt.right();
- }
- if (top < rt.top) {
- top = rt.top;
- }
- if (b > rt.bottom()) {
- b = rt.bottom();
- }
- width = r - left;
- height = b - top;
- }
- FX_BOOL IntersectWith(const FXT_RECT &rt) const
- {
- FXT_RECT rect = rt;
- rect.Intersect(*this);
- return !rect.IsEmpty();
- }
- FX_BOOL IntersectWith(const FXT_RECT &rt, FX_FLOAT fEpsilon) const
- {
- FXT_RECT rect = rt;
- rect.Intersect(*this);
- return !rect.IsEmpty(fEpsilon);
- }
- friend FX_BOOL operator == (const FXT_RECT &rc1, const FXT_RECT &rc2)
- {
- return rc1.left == rc2.left && rc1.top == rc2.top && rc1.width == rc2.width && rc1.height == rc2.height;
- }
- friend FX_BOOL operator != (const FXT_RECT &rc1, const FXT_RECT &rc2)
- {
- return rc1.left != rc2.left || rc1.top != rc2.top || rc1.width != rc2.width || rc1.height != rc2.height;
- }
- baseType left, top;
- baseType width, height;
-};
-typedef CFX_RTemplate<FX_INT32> CFX_Rect;
-typedef CFX_RTemplate<FX_FLOAT> CFX_RectF;
-typedef CFX_RTemplate<FX_INT32> * FX_LPRECT;
-typedef CFX_RTemplate<FX_FLOAT> * FX_LPRECTF;
-typedef CFX_RTemplate<FX_INT32> const * FX_LPCRECT;
-typedef CFX_RTemplate<FX_FLOAT> const * FX_LPCRECTF;
-typedef CFX_ArrayTemplate<CFX_RectF> CFX_RectFArray;
-struct FX_RECT {
-
- int left;
-
- int top;
-
- int right;
-
- int bottom;
-
- FX_RECT() {}
-
- FX_RECT(int left1, int top1, int right1, int bottom1)
- {
- left = left1;
- top = top1;
- right = right1;
- bottom = bottom1;
- }
-
- int Width() const
- {
- return right - left;
- }
-
- int Height() const
- {
- return bottom - top;
- }
-
- FX_BOOL IsEmpty() const
- {
- return right <= left || bottom <= top;
- }
-
- void Normalize();
-
- void Intersect(const FX_RECT& src);
-
- void Intersect(int left1, int top1, int right1, int bottom1)
- {
- Intersect(FX_RECT(left1, top1, right1, bottom1));
- }
-
- void Union(const FX_RECT& other_rect);
-
- FX_BOOL operator == (const FX_RECT& src) const
- {
- return left == src.left && right == src.right && top == src.top && bottom == src.bottom;
- }
-
- void Offset(int dx, int dy)
- {
- left += dx;
- right += dx;
- top += dy;
- bottom += dy;
- }
-
- FX_BOOL Contains(const FX_RECT& other_rect) const
- {
- return other_rect.left >= left && other_rect.right <= right && other_rect.top >= top && other_rect.bottom <= bottom;
- }
-
- FX_BOOL Contains(int x, int y) const
- {
- return x >= left && x < right && y >= top && y < bottom;
- }
-};
-struct FX_SMALL_RECT {
-
- FX_SHORT Left;
-
- FX_SHORT Top;
-
- FX_SHORT Right;
-
- FX_SHORT Bottom;
-};
-class CFX_FloatRect : public CFX_Object
-{
-public:
-
- CFX_FloatRect()
- {
- left = right = bottom = top = 0;
- }
-
- CFX_FloatRect(FX_FLOAT left1, FX_FLOAT bottom1, FX_FLOAT right1, FX_FLOAT top1)
- {
- left = left1;
- bottom = bottom1;
- right = right1;
- top = top1;
- }
-
- CFX_FloatRect(const FX_FLOAT* pArray)
- {
- left = pArray[0];
- bottom = pArray[1];
- right = pArray[2];
- top = pArray[3];
- }
-
- CFX_FloatRect(const FX_RECT& rect);
-
- FX_BOOL IsEmpty() const
- {
- return left >= right || bottom >= top;
- }
-
- void Normalize();
-
- void Reset()
- {
- left = right = bottom = top = 0;
- }
-
- FX_BOOL Contains(const CFX_FloatRect& other_rect) const;
-
- FX_BOOL Contains(FX_FLOAT x, FX_FLOAT y) const;
-
- void Transform(const CFX_Matrix* pMatrix);
-
- void Intersect(const CFX_FloatRect& other_rect);
-
- void Union(const CFX_FloatRect& other_rect);
-
- FX_RECT GetInnerRect() const;
-
- FX_RECT GetOutterRect() const;
-
- FX_RECT GetClosestRect() const;
-
- int Substract4(CFX_FloatRect& substract_rect, CFX_FloatRect* pRects);
-
- void InitRect(FX_FLOAT x, FX_FLOAT y)
- {
- left = right = x;
- bottom = top = y;
- }
-
- void UpdateRect(FX_FLOAT x, FX_FLOAT y);
-
- FX_FLOAT Width() const
- {
- return right - left;
- }
-
- FX_FLOAT Height() const
- {
- return top - bottom;
- }
-
- void Inflate(FX_FLOAT x, FX_FLOAT y)
- {
- Normalize();
- left -= x;
- right += x;
- bottom -= y;
- top += y;
- }
-
- void Inflate(FX_FLOAT left, FX_FLOAT bottom, FX_FLOAT right, FX_FLOAT top)
- {
- Normalize();
- this->left -= left;
- this->bottom -= bottom;
- this->right += right;
- this->top += top;
- }
-
- void Inflate(const CFX_FloatRect &rt)
- {
- Inflate(rt.left, rt.bottom, rt.right, rt.top);
- }
-
- void Deflate(FX_FLOAT x, FX_FLOAT y)
- {
- Normalize();
- left += x;
- right -= x;
- bottom += y;
- top -= y;
- }
-
- void Deflate(FX_FLOAT left, FX_FLOAT bottom, FX_FLOAT right, FX_FLOAT top)
- {
- Normalize();
- this->left += left;
- this->bottom += bottom;
- this->right -= right;
- this->top -= top;
- }
-
- void Deflate(const CFX_FloatRect &rt)
- {
- Deflate(rt.left, rt.bottom, rt.right, rt.top);
- }
-
- void Translate(FX_FLOAT e, FX_FLOAT f)
- {
- left += e;
- right += e;
- top += f;
- bottom += f;
- }
-
- static CFX_FloatRect GetBBox(const CFX_FloatPoint* pPoints, int nPoints);
-
- FX_FLOAT left;
-
- FX_FLOAT right;
-
- FX_FLOAT bottom;
-
- FX_FLOAT top;
-};
-class CFX_Matrix : public CFX_Object
-{
-public:
-
- CFX_Matrix()
- {
- a = d = 1;
- b = c = e = f = 0;
- }
-
- CFX_Matrix(FX_FLOAT a1, FX_FLOAT b1, FX_FLOAT c1, FX_FLOAT d1, FX_FLOAT e1, FX_FLOAT f1)
- {
- a = a1;
- b = b1;
- c = c1;
- d = d1;
- e = e1;
- f = f1;
- }
-
- void Set(FX_FLOAT a, FX_FLOAT b, FX_FLOAT c, FX_FLOAT d, FX_FLOAT e, FX_FLOAT f);
- void Set(const FX_FLOAT n[6]);
-
- void SetIdentity()
- {
- a = d = 1;
- b = c = e = f = 0;
- }
-
- void SetReverse(const CFX_Matrix &m);
-
- void Concat(FX_FLOAT a, FX_FLOAT b, FX_FLOAT c, FX_FLOAT d, FX_FLOAT e, FX_FLOAT f, FX_BOOL bPrepended = FALSE);
-
- void Concat(const CFX_Matrix &m, FX_BOOL bPrepended = FALSE);
-
- void ConcatInverse(const CFX_Matrix& m, FX_BOOL bPrepended = FALSE);
- void Reset()
- {
- SetIdentity();
- }
-
- void Copy(const CFX_Matrix& m)
- {
- *this = m;
- }
-
- FX_BOOL IsIdentity() const
- {
- return a == 1 && b == 0 && c == 0 && d == 1 && e == 0 && f == 0;
- }
- FX_BOOL IsInvertible() const;
-
- FX_BOOL Is90Rotated() const;
-
- FX_BOOL IsScaled() const;
-
- void Translate(FX_FLOAT x, FX_FLOAT y, FX_BOOL bPrepended = FALSE);
-
- void TranslateI(FX_INT32 x, FX_INT32 y, FX_BOOL bPrepended = FALSE)
- {
- Translate((FX_FLOAT)x, (FX_FLOAT)y, bPrepended);
- }
-
- void Scale(FX_FLOAT sx, FX_FLOAT sy, FX_BOOL bPrepended = FALSE);
-
- void Rotate(FX_FLOAT fRadian, FX_BOOL bPrepended = FALSE);
-
- void RotateAt(FX_FLOAT fRadian, FX_FLOAT x, FX_FLOAT y, FX_BOOL bPrepended = FALSE);
-
- void Shear(FX_FLOAT fAlphaRadian, FX_FLOAT fBetaRadian, FX_BOOL bPrepended = FALSE);
-
- void MatchRect(const CFX_FloatRect &dest, const CFX_FloatRect &src);
-
- FX_FLOAT GetXUnit() const;
-
- FX_FLOAT GetYUnit() const;
- void GetUnitRect(CFX_RectF &rect) const;
-
- CFX_FloatRect GetUnitRect() const;
-
- FX_FLOAT GetUnitArea() const;
- FX_FLOAT TransformXDistance(FX_FLOAT dx) const;
- FX_INT32 TransformXDistance(FX_INT32 dx) const;
- FX_FLOAT TransformYDistance(FX_FLOAT dy) const;
- FX_INT32 TransformYDistance(FX_INT32 dy) const;
- FX_FLOAT TransformDistance(FX_FLOAT dx, FX_FLOAT dy) const;
- FX_INT32 TransformDistance(FX_INT32 dx, FX_INT32 dy) const;
-
- FX_FLOAT TransformDistance(FX_FLOAT distance) const;
- void TransformPoint(FX_FLOAT &x, FX_FLOAT &y) const;
- void TransformPoint(FX_INT32 &x, FX_INT32 &y) const;
- void TransformPoints(CFX_PointF *points, FX_INT32 iCount) const;
- void TransformPoints(CFX_Point *points, FX_INT32 iCount) const;
-
- void Transform(FX_FLOAT& x, FX_FLOAT& y) const
- {
- TransformPoint(x, y);
- }
-
- void Transform(FX_FLOAT x, FX_FLOAT y, FX_FLOAT& x1, FX_FLOAT& y1) const
- {
- x1 = x, y1 = y;
- TransformPoint(x1, y1);
- }
- void TransformVector(CFX_VectorF &v) const;
- void TransformVector(CFX_Vector &v) const;
- void TransformRect(CFX_RectF &rect) const;
- void TransformRect(CFX_Rect &rect) const;
-
- void TransformRect(FX_FLOAT& left, FX_FLOAT& right, FX_FLOAT& top, FX_FLOAT& bottom) const;
-
- void TransformRect(CFX_FloatRect& rect) const
- {
- TransformRect(rect.left, rect.right, rect.top, rect.bottom);
- }
-
- FX_FLOAT GetA() const
- {
- return a;
- }
-
- FX_FLOAT GetB() const
- {
- return b;
- }
-
- FX_FLOAT GetC() const
- {
- return c;
- }
-
- FX_FLOAT GetD() const
- {
- return d;
- }
-
- FX_FLOAT GetE() const
- {
- return e;
- }
-
- FX_FLOAT GetF() const
- {
- return f;
- }
-public:
- FX_FLOAT a;
- FX_FLOAT b;
- FX_FLOAT c;
- FX_FLOAT d;
- FX_FLOAT e;
- FX_FLOAT f;
-};
-#define CFX_AffineMatrix CFX_Matrix
-#endif
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef _FXCRT_COORDINATES_
+#define _FXCRT_COORDINATES_
+template<class baseType> class CFX_PSVTemplate;
+template<class baseType> class CFX_VTemplate;
+template<class baseType> class CFX_PRLTemplate;
+template<class baseType> class CFX_RTemplate;
+template<class baseType> class CFX_ETemplate;
+template<class baseType> class CFX_ATemplate;
+template<class baseType> class CFX_RRTemplate;
+class CFX_Matrix;
+template<class baseType>
+class CFX_PSVTemplate : public CFX_Object
+{
+public:
+ typedef CFX_PSVTemplate<baseType> FXT_PSV;
+ typedef CFX_PSVTemplate<baseType> FXT_POINT;
+ typedef CFX_PSVTemplate<baseType> FXT_SIZE;
+ void Set(baseType x, baseType y)
+ {
+ FXT_PSV::x = x, FXT_PSV::y = y;
+ }
+ void Set(const FXT_PSV &psv)
+ {
+ FXT_PSV::x = psv.x, FXT_PSV::y = psv.y;
+ }
+ void Add(baseType x, baseType y)
+ {
+ FXT_PSV::x += x, FXT_PSV::y += y;
+ }
+ void Subtract(baseType x, baseType y)
+ {
+ FXT_PSV::x -= x, FXT_PSV::y -= y;
+ }
+ void Reset()
+ {
+ FXT_PSV::x = FXT_PSV::y = 0;
+ }
+ FXT_PSV& operator += (const FXT_PSV &obj)
+ {
+ x += obj.x;
+ y += obj.y;
+ return *this;
+ }
+ FXT_PSV& operator -= (const FXT_PSV &obj)
+ {
+ x -= obj.x;
+ y -= obj.y;
+ return *this;
+ }
+ FXT_PSV& operator *= (baseType lamda)
+ {
+ x *= lamda;
+ y *= lamda;
+ return *this;
+ }
+ FXT_PSV& operator /= (baseType lamda)
+ {
+ x /= lamda;
+ y /= lamda;
+ return *this;
+ }
+ friend FX_BOOL operator == (const FXT_PSV &obj1, const FXT_PSV &obj2)
+ {
+ return obj1.x == obj2.x && obj1.y == obj2.y;
+ }
+ friend FX_BOOL operator != (const FXT_PSV &obj1, const FXT_PSV &obj2)
+ {
+ return obj1.x != obj2.x || obj1.y != obj2.y;
+ }
+ friend FXT_PSV operator + (const FXT_PSV &obj1, const FXT_PSV &obj2)
+ {
+ CFX_PSVTemplate obj;
+ obj.x = obj1.x + obj2.x;
+ obj.y = obj1.y + obj2.y;
+ return obj;
+ }
+ friend FXT_PSV operator - (const FXT_PSV &obj1, const FXT_PSV &obj2)
+ {
+ CFX_PSVTemplate obj;
+ obj.x = obj1.x - obj2.x;
+ obj.y = obj1.y - obj2.y;
+ return obj;
+ }
+ friend FXT_PSV operator * (const FXT_PSV &obj, baseType lamda)
+ {
+ CFX_PSVTemplate t;
+ t.x = obj.x * lamda;
+ t.y = obj.y * lamda;
+ return t;
+ }
+ friend FXT_PSV operator * (baseType lamda, const FXT_PSV &obj)
+ {
+ CFX_PSVTemplate t;
+ t.x = lamda * obj.x;
+ t.y = lamda * obj.y;
+ return t;
+ }
+ friend FXT_PSV operator / (const FXT_PSV &obj, baseType lamda)
+ {
+ CFX_PSVTemplate t;
+ t.x = obj.x / lamda;
+ t.y = obj.y / lamda;
+ return t;
+ }
+ baseType x, y;
+};
+typedef CFX_PSVTemplate<FX_INT32> CFX_Point;
+typedef CFX_PSVTemplate<FX_FLOAT> CFX_PointF;
+typedef CFX_PSVTemplate<FX_INT32> CFX_Size;
+typedef CFX_PSVTemplate<FX_FLOAT> CFX_SizeF;
+typedef CFX_ArrayTemplate<CFX_Point> CFX_Points;
+typedef CFX_ArrayTemplate<CFX_PointF> CFX_PointsF;
+typedef CFX_PSVTemplate<FX_INT32> * FX_LPPOINT;
+typedef CFX_PSVTemplate<FX_FLOAT> * FX_LPPOINTF;
+typedef CFX_PSVTemplate<FX_INT32> const * FX_LPCPOINT;
+typedef CFX_PSVTemplate<FX_FLOAT> const * FX_LPCPOINTF;
+#define CFX_FloatPoint CFX_PointF
+template<class baseType>
+class CFX_VTemplate: public CFX_PSVTemplate<baseType>
+{
+public:
+ typedef CFX_PSVTemplate<baseType> FXT_PSV;
+ typedef CFX_PSVTemplate<baseType> FXT_POINT;
+ typedef CFX_PSVTemplate<baseType> FXT_SIZE;
+ typedef CFX_VTemplate<baseType> FXT_VECTOR;
+ void Set(baseType x, baseType y)
+ {
+ FXT_PSV::x = x, FXT_PSV::y = y;
+ }
+ void Set(const FXT_PSV &psv)
+ {
+ FXT_PSV::x = psv.x, FXT_PSV::y = psv.y;
+ }
+ void Set(const FXT_POINT &p1, const FXT_POINT &p2)
+ {
+ FXT_PSV::x = p2.x - p1.x, FXT_PSV::y = p2.y - p1.y;
+ }
+ void Reset()
+ {
+ FXT_PSV::x = FXT_PSV::y = 0;
+ }
+ baseType SquareLength() const
+ {
+ return FXT_PSV::x * FXT_PSV::x + FXT_PSV::y * FXT_PSV::y;
+ }
+ baseType Length() const
+ {
+ return FXSYS_sqrt(FXT_PSV::x * FXT_PSV::x + FXT_PSV::y * FXT_PSV::y);
+ }
+ void Normalize()
+ {
+ FX_FLOAT fLen = FXSYS_sqrt(FXT_PSV::x * FXT_PSV::x + FXT_PSV::y * FXT_PSV::y);
+ FXSYS_assert(fLen >= 0.0001f);
+ FXT_PSV::x = ((baseType)FXT_PSV::x) / fLen;
+ FXT_PSV::y = ((baseType)FXT_PSV::y) / fLen;
+ }
+ baseType DotProduct(baseType x, baseType y) const
+ {
+ return FXT_PSV::x * x + FXT_PSV::y * y;
+ }
+ baseType DotProduct(const FXT_VECTOR &v) const
+ {
+ return FXT_PSV::x * v.x + FXT_PSV::y * v.y;
+ }
+ FX_BOOL IsParallel(baseType x, baseType y) const
+ {
+ baseType t = FXT_PSV::x * y - FXT_PSV::y * x;
+ return FXSYS_fabs(t) < 0x0001f;
+ }
+ FX_BOOL IsParallel(const FXT_VECTOR &v) const
+ {
+ return IsParallel(v.x, v.y);
+ }
+ FX_BOOL IsPerpendicular(baseType x, baseType y) const
+ {
+ baseType t = DotProduct(x, y);
+ return FXSYS_fabs(t) < 0x0001f;
+ }
+ FX_BOOL IsPerpendicular(const FXT_VECTOR &v) const
+ {
+ return IsPerpendicular(v.x, v.y);
+ }
+ void Translate(baseType dx, baseType dy)
+ {
+ FXT_PSV::x += dx, FXT_PSV::y += dy;
+ }
+ void Scale(baseType sx, baseType sy)
+ {
+ FXT_PSV::x *= sx, FXT_PSV::y *= sy;
+ }
+ void Rotate(FX_FLOAT fRadian)
+ {
+ FX_FLOAT xx = (FX_FLOAT)FXT_PSV::x;
+ FX_FLOAT yy = (FX_FLOAT)FXT_PSV::y;
+ FX_FLOAT cosValue = FXSYS_cos(fRadian);
+ FX_FLOAT sinValue = FXSYS_sin(fRadian);
+ FXT_PSV::x = xx * cosValue - yy * sinValue;
+ FXT_PSV::y = xx * sinValue + yy * cosValue;
+ }
+ friend FX_FLOAT Cosine(const FXT_VECTOR &v1, const FXT_VECTOR &v2)
+ {
+ FXSYS_assert(v1.SquareLength() != 0 && v2.SquareLength() != 0);
+ FX_FLOAT dotProduct = v1.DotProduct(v2);
+ return dotProduct / (FX_FLOAT)FXSYS_sqrt(v1.SquareLength() * v2.SquareLength());
+ }
+ friend FX_FLOAT ArcCosine(const FXT_VECTOR &v1, const FXT_VECTOR &v2)
+ {
+ return (FX_FLOAT)FXSYS_acos(Cosine(v1, v2));
+ }
+ friend FX_FLOAT SlopeAngle(const FXT_VECTOR &v)
+ {
+ CFX_VTemplate vx;
+ vx.Set(1, 0);
+ FX_FLOAT fSlope = ArcCosine(v, vx);
+ return v.y < 0 ? -fSlope : fSlope;
+ }
+};
+typedef CFX_VTemplate<FX_INT32> CFX_Vector;
+typedef CFX_VTemplate<FX_FLOAT> CFX_VectorF;
+template<class baseType>
+class CFX_RTemplate: public CFX_Object
+{
+public:
+ typedef CFX_PSVTemplate<baseType> FXT_POINT;
+ typedef CFX_PSVTemplate<baseType> FXT_SIZE;
+ typedef CFX_VTemplate<baseType> FXT_VECTOR;
+ typedef CFX_PRLTemplate<baseType> FXT_PARAL;
+ typedef CFX_RTemplate<baseType> FXT_RECT;
+ void Set(baseType left, baseType top, baseType width, baseType height)
+ {
+ FXT_RECT::left = left, FXT_RECT::top = top, FXT_RECT::width = width, FXT_RECT::height = height;
+ }
+ void Set(baseType left, baseType top, const FXT_SIZE &size)
+ {
+ FXT_RECT::left = left, FXT_RECT::top = top, FXT_RECT::Size(size);
+ }
+ void Set(const FXT_POINT &p, baseType width, baseType height)
+ {
+ TopLeft(p), FXT_RECT::width = width, FXT_RECT::height = height;
+ }
+ void Set(const FXT_POINT &p1, const FXT_POINT &p2)
+ {
+ TopLeft(p1), FXT_RECT::width = p2.x - p1.x, FXT_RECT::height = p2.y - p1.y, FXT_RECT::Normalize();
+ }
+ void Set(const FXT_POINT &p, const FXT_VECTOR &v)
+ {
+ TopLeft(p), FXT_RECT::width = v.x, FXT_RECT::height = v.y, FXT_RECT::Normalize();
+ }
+ void Reset()
+ {
+ FXT_RECT::left = FXT_RECT::top = FXT_RECT::width = FXT_RECT::height = 0;
+ }
+ FXT_RECT& operator += (const FXT_POINT &p)
+ {
+ left += p.x, top += p.y;
+ return *this;
+ }
+ FXT_RECT& operator -= (const FXT_POINT &p)
+ {
+ left -= p.x, top -= p.y;
+ return *this;
+ }
+ baseType right() const
+ {
+ return left + width;
+ }
+ baseType bottom() const
+ {
+ return top + height;
+ }
+ void Normalize()
+ {
+ if (width < 0) {
+ left += width;
+ width = -width;
+ }
+ if (height < 0) {
+ top += height;
+ height = -height;
+ }
+ }
+ void Offset(baseType dx, baseType dy)
+ {
+ left += dx;
+ top += dy;
+ }
+ void Inflate(baseType x, baseType y)
+ {
+ left -= x;
+ width += x * 2;
+ top -= y;
+ height += y * 2;
+ }
+ void Inflate(const FXT_POINT &p)
+ {
+ Inflate(p.x, p.y);
+ }
+ void Inflate(baseType left, baseType top, baseType right, baseType bottom)
+ {
+ FXT_RECT::left -= left;
+ FXT_RECT::top -= top;
+ FXT_RECT::width += left + right;
+ FXT_RECT::height += top + bottom;
+ }
+ void Inflate(const FXT_RECT &rt)
+ {
+ Inflate(rt.left, rt.top, rt.left + rt.width, rt.top + rt.height);
+ }
+ void Deflate(baseType x, baseType y)
+ {
+ left += x;
+ width -= x * 2;
+ top += y;
+ height -= y * 2;
+ }
+ void Deflate(const FXT_POINT &p)
+ {
+ Deflate(p.x, p.y);
+ }
+ void Deflate(baseType left, baseType top, baseType right, baseType bottom)
+ {
+ FXT_RECT::left += left;
+ FXT_RECT::top += top;
+ FXT_RECT::width -= left + right;
+ FXT_RECT::height -= top + bottom;
+ }
+ void Deflate(const FXT_RECT &rt)
+ {
+ Deflate(rt.left, rt.top, rt.top + rt.width, rt.top + rt.height);
+ }
+ FX_BOOL IsEmpty() const
+ {
+ return width <= 0 || height <= 0;
+ }
+ FX_BOOL IsEmpty(FX_FLOAT fEpsilon) const
+ {
+ return width <= fEpsilon || height <= fEpsilon;
+ }
+ void Empty()
+ {
+ width = height = 0;
+ }
+ FX_BOOL Contains(baseType x, baseType y) const
+ {
+ return x >= left && x < left + width && y >= top && y < top + height;
+ }
+ FX_BOOL Contains(const FXT_POINT &p) const
+ {
+ return Contains(p.x, p.y);
+ }
+ FX_BOOL Contains(const FXT_RECT &rt) const
+ {
+ return rt.left >= left && rt.right() <= right() && rt.top >= top && rt.bottom() <= bottom();
+ }
+ baseType Width() const
+ {
+ return width;
+ }
+ baseType Height() const
+ {
+ return height;
+ }
+ FXT_SIZE Size() const
+ {
+ FXT_SIZE size;
+ size.Set(width, height);
+ return size;
+ }
+ void Size(FXT_SIZE s)
+ {
+ width = s.x, height = s.y;
+ }
+ FXT_POINT TopLeft() const
+ {
+ FXT_POINT p;
+ p.x = left;
+ p.y = top;
+ return p;
+ }
+ FXT_POINT TopRight() const
+ {
+ FXT_POINT p;
+ p.x = left + width;
+ p.y = top;
+ return p;
+ }
+ FXT_POINT BottomLeft() const
+ {
+ FXT_POINT p;
+ p.x = left;
+ p.y = top + height;
+ return p;
+ }
+ FXT_POINT BottomRight() const
+ {
+ FXT_POINT p;
+ p.x = left + width;
+ p.y = top + height;
+ return p;
+ }
+ void TopLeft(FXT_POINT tl)
+ {
+ left = tl.x;
+ top = tl.y;
+ }
+ void TopRight(FXT_POINT tr)
+ {
+ width = tr.x - left;
+ top = tr.y;
+ }
+ void BottomLeft(FXT_POINT bl)
+ {
+ left = bl.x;
+ height = bl.y - top;
+ }
+ void BottomRight(FXT_POINT br)
+ {
+ width = br.x - left;
+ height = br.y - top;
+ }
+ FXT_POINT Center() const
+ {
+ FXT_POINT p;
+ p.x = left + width / 2;
+ p.y = top + height / 2;
+ return p;
+ }
+ void GetParallelogram(FXT_PARAL &pg) const
+ {
+ pg.x = left, pg.y = top;
+ pg.x1 = width, pg.y1 = 0;
+ pg.x2 = 0, pg.y2 = height;
+ }
+ void Union(baseType x, baseType y)
+ {
+ baseType r = right(), b = bottom();
+ if (left > x) {
+ left = x;
+ }
+ if (r < x) {
+ r = x;
+ }
+ if (top > y) {
+ top = y;
+ }
+ if (b < y) {
+ b = y;
+ }
+ width = r - left;
+ height = b - top;
+ }
+ void Union(const FXT_POINT &p)
+ {
+ Union(p.x, p.y);
+ }
+ void Union(const FXT_RECT &rt)
+ {
+ baseType r = right(), b = bottom();
+ if (left > rt.left) {
+ left = rt.left;
+ }
+ if (r < rt.right()) {
+ r = rt.right();
+ }
+ if (top > rt.top) {
+ top = rt.top;
+ }
+ if (b < rt.bottom()) {
+ b = rt.bottom();
+ }
+ width = r - left;
+ height = b - top;
+ }
+ void Intersect(const FXT_RECT &rt)
+ {
+ baseType r = right(), b = bottom();
+ if (left < rt.left) {
+ left = rt.left;
+ }
+ if (r > rt.right()) {
+ r = rt.right();
+ }
+ if (top < rt.top) {
+ top = rt.top;
+ }
+ if (b > rt.bottom()) {
+ b = rt.bottom();
+ }
+ width = r - left;
+ height = b - top;
+ }
+ FX_BOOL IntersectWith(const FXT_RECT &rt) const
+ {
+ FXT_RECT rect = rt;
+ rect.Intersect(*this);
+ return !rect.IsEmpty();
+ }
+ FX_BOOL IntersectWith(const FXT_RECT &rt, FX_FLOAT fEpsilon) const
+ {
+ FXT_RECT rect = rt;
+ rect.Intersect(*this);
+ return !rect.IsEmpty(fEpsilon);
+ }
+ friend FX_BOOL operator == (const FXT_RECT &rc1, const FXT_RECT &rc2)
+ {
+ return rc1.left == rc2.left && rc1.top == rc2.top && rc1.width == rc2.width && rc1.height == rc2.height;
+ }
+ friend FX_BOOL operator != (const FXT_RECT &rc1, const FXT_RECT &rc2)
+ {
+ return rc1.left != rc2.left || rc1.top != rc2.top || rc1.width != rc2.width || rc1.height != rc2.height;
+ }
+ baseType left, top;
+ baseType width, height;
+};
+typedef CFX_RTemplate<FX_INT32> CFX_Rect;
+typedef CFX_RTemplate<FX_FLOAT> CFX_RectF;
+typedef CFX_RTemplate<FX_INT32> * FX_LPRECT;
+typedef CFX_RTemplate<FX_FLOAT> * FX_LPRECTF;
+typedef CFX_RTemplate<FX_INT32> const * FX_LPCRECT;
+typedef CFX_RTemplate<FX_FLOAT> const * FX_LPCRECTF;
+typedef CFX_ArrayTemplate<CFX_RectF> CFX_RectFArray;
+struct FX_RECT {
+
+ int left;
+
+ int top;
+
+ int right;
+
+ int bottom;
+
+ FX_RECT() {}
+
+ FX_RECT(int left1, int top1, int right1, int bottom1)
+ {
+ left = left1;
+ top = top1;
+ right = right1;
+ bottom = bottom1;
+ }
+
+ int Width() const
+ {
+ return right - left;
+ }
+
+ int Height() const
+ {
+ return bottom - top;
+ }
+
+ FX_BOOL IsEmpty() const
+ {
+ return right <= left || bottom <= top;
+ }
+
+ void Normalize();
+
+ void Intersect(const FX_RECT& src);
+
+ void Intersect(int left1, int top1, int right1, int bottom1)
+ {
+ Intersect(FX_RECT(left1, top1, right1, bottom1));
+ }
+
+ void Union(const FX_RECT& other_rect);
+
+ FX_BOOL operator == (const FX_RECT& src) const
+ {
+ return left == src.left && right == src.right && top == src.top && bottom == src.bottom;
+ }
+
+ void Offset(int dx, int dy)
+ {
+ left += dx;
+ right += dx;
+ top += dy;
+ bottom += dy;
+ }
+
+ FX_BOOL Contains(const FX_RECT& other_rect) const
+ {
+ return other_rect.left >= left && other_rect.right <= right && other_rect.top >= top && other_rect.bottom <= bottom;
+ }
+
+ FX_BOOL Contains(int x, int y) const
+ {
+ return x >= left && x < right && y >= top && y < bottom;
+ }
+};
+struct FX_SMALL_RECT {
+
+ FX_SHORT Left;
+
+ FX_SHORT Top;
+
+ FX_SHORT Right;
+
+ FX_SHORT Bottom;
+};
+class CFX_FloatRect : public CFX_Object
+{
+public:
+
+ CFX_FloatRect()
+ {
+ left = right = bottom = top = 0;
+ }
+
+ CFX_FloatRect(FX_FLOAT left1, FX_FLOAT bottom1, FX_FLOAT right1, FX_FLOAT top1)
+ {
+ left = left1;
+ bottom = bottom1;
+ right = right1;
+ top = top1;
+ }
+
+ CFX_FloatRect(const FX_FLOAT* pArray)
+ {
+ left = pArray[0];
+ bottom = pArray[1];
+ right = pArray[2];
+ top = pArray[3];
+ }
+
+ CFX_FloatRect(const FX_RECT& rect);
+
+ FX_BOOL IsEmpty() const
+ {
+ return left >= right || bottom >= top;
+ }
+
+ void Normalize();
+
+ void Reset()
+ {
+ left = right = bottom = top = 0;
+ }
+
+ FX_BOOL Contains(const CFX_FloatRect& other_rect) const;
+
+ FX_BOOL Contains(FX_FLOAT x, FX_FLOAT y) const;
+
+ void Transform(const CFX_Matrix* pMatrix);
+
+ void Intersect(const CFX_FloatRect& other_rect);
+
+ void Union(const CFX_FloatRect& other_rect);
+
+ FX_RECT GetInnerRect() const;
+
+ FX_RECT GetOutterRect() const;
+
+ FX_RECT GetClosestRect() const;
+
+ int Substract4(CFX_FloatRect& substract_rect, CFX_FloatRect* pRects);
+
+ void InitRect(FX_FLOAT x, FX_FLOAT y)
+ {
+ left = right = x;
+ bottom = top = y;
+ }
+
+ void UpdateRect(FX_FLOAT x, FX_FLOAT y);
+
+ FX_FLOAT Width() const
+ {
+ return right - left;
+ }
+
+ FX_FLOAT Height() const
+ {
+ return top - bottom;
+ }
+
+ void Inflate(FX_FLOAT x, FX_FLOAT y)
+ {
+ Normalize();
+ left -= x;
+ right += x;
+ bottom -= y;
+ top += y;
+ }
+
+ void Inflate(FX_FLOAT left, FX_FLOAT bottom, FX_FLOAT right, FX_FLOAT top)
+ {
+ Normalize();
+ this->left -= left;
+ this->bottom -= bottom;
+ this->right += right;
+ this->top += top;
+ }
+
+ void Inflate(const CFX_FloatRect &rt)
+ {
+ Inflate(rt.left, rt.bottom, rt.right, rt.top);
+ }
+
+ void Deflate(FX_FLOAT x, FX_FLOAT y)
+ {
+ Normalize();
+ left += x;
+ right -= x;
+ bottom += y;
+ top -= y;
+ }
+
+ void Deflate(FX_FLOAT left, FX_FLOAT bottom, FX_FLOAT right, FX_FLOAT top)
+ {
+ Normalize();
+ this->left += left;
+ this->bottom += bottom;
+ this->right -= right;
+ this->top -= top;
+ }
+
+ void Deflate(const CFX_FloatRect &rt)
+ {
+ Deflate(rt.left, rt.bottom, rt.right, rt.top);
+ }
+
+ void Translate(FX_FLOAT e, FX_FLOAT f)
+ {
+ left += e;
+ right += e;
+ top += f;
+ bottom += f;
+ }
+
+ static CFX_FloatRect GetBBox(const CFX_FloatPoint* pPoints, int nPoints);
+
+ FX_FLOAT left;
+
+ FX_FLOAT right;
+
+ FX_FLOAT bottom;
+
+ FX_FLOAT top;
+};
+class CFX_Matrix : public CFX_Object
+{
+public:
+
+ CFX_Matrix()
+ {
+ a = d = 1;
+ b = c = e = f = 0;
+ }
+
+ CFX_Matrix(FX_FLOAT a1, FX_FLOAT b1, FX_FLOAT c1, FX_FLOAT d1, FX_FLOAT e1, FX_FLOAT f1)
+ {
+ a = a1;
+ b = b1;
+ c = c1;
+ d = d1;
+ e = e1;
+ f = f1;
+ }
+
+ void Set(FX_FLOAT a, FX_FLOAT b, FX_FLOAT c, FX_FLOAT d, FX_FLOAT e, FX_FLOAT f);
+ void Set(const FX_FLOAT n[6]);
+
+ void SetIdentity()
+ {
+ a = d = 1;
+ b = c = e = f = 0;
+ }
+
+ void SetReverse(const CFX_Matrix &m);
+
+ void Concat(FX_FLOAT a, FX_FLOAT b, FX_FLOAT c, FX_FLOAT d, FX_FLOAT e, FX_FLOAT f, FX_BOOL bPrepended = FALSE);
+
+ void Concat(const CFX_Matrix &m, FX_BOOL bPrepended = FALSE);
+
+ void ConcatInverse(const CFX_Matrix& m, FX_BOOL bPrepended = FALSE);
+ void Reset()
+ {
+ SetIdentity();
+ }
+
+ void Copy(const CFX_Matrix& m)
+ {
+ *this = m;
+ }
+
+ FX_BOOL IsIdentity() const
+ {
+ return a == 1 && b == 0 && c == 0 && d == 1 && e == 0 && f == 0;
+ }
+ FX_BOOL IsInvertible() const;
+
+ FX_BOOL Is90Rotated() const;
+
+ FX_BOOL IsScaled() const;
+
+ void Translate(FX_FLOAT x, FX_FLOAT y, FX_BOOL bPrepended = FALSE);
+
+ void TranslateI(FX_INT32 x, FX_INT32 y, FX_BOOL bPrepended = FALSE)
+ {
+ Translate((FX_FLOAT)x, (FX_FLOAT)y, bPrepended);
+ }
+
+ void Scale(FX_FLOAT sx, FX_FLOAT sy, FX_BOOL bPrepended = FALSE);
+
+ void Rotate(FX_FLOAT fRadian, FX_BOOL bPrepended = FALSE);
+
+ void RotateAt(FX_FLOAT fRadian, FX_FLOAT x, FX_FLOAT y, FX_BOOL bPrepended = FALSE);
+
+ void Shear(FX_FLOAT fAlphaRadian, FX_FLOAT fBetaRadian, FX_BOOL bPrepended = FALSE);
+
+ void MatchRect(const CFX_FloatRect &dest, const CFX_FloatRect &src);
+
+ FX_FLOAT GetXUnit() const;
+
+ FX_FLOAT GetYUnit() const;
+ void GetUnitRect(CFX_RectF &rect) const;
+
+ CFX_FloatRect GetUnitRect() const;
+
+ FX_FLOAT GetUnitArea() const;
+ FX_FLOAT TransformXDistance(FX_FLOAT dx) const;
+ FX_INT32 TransformXDistance(FX_INT32 dx) const;
+ FX_FLOAT TransformYDistance(FX_FLOAT dy) const;
+ FX_INT32 TransformYDistance(FX_INT32 dy) const;
+ FX_FLOAT TransformDistance(FX_FLOAT dx, FX_FLOAT dy) const;
+ FX_INT32 TransformDistance(FX_INT32 dx, FX_INT32 dy) const;
+
+ FX_FLOAT TransformDistance(FX_FLOAT distance) const;
+ void TransformPoint(FX_FLOAT &x, FX_FLOAT &y) const;
+ void TransformPoint(FX_INT32 &x, FX_INT32 &y) const;
+ void TransformPoints(CFX_PointF *points, FX_INT32 iCount) const;
+ void TransformPoints(CFX_Point *points, FX_INT32 iCount) const;
+
+ void Transform(FX_FLOAT& x, FX_FLOAT& y) const
+ {
+ TransformPoint(x, y);
+ }
+
+ void Transform(FX_FLOAT x, FX_FLOAT y, FX_FLOAT& x1, FX_FLOAT& y1) const
+ {
+ x1 = x, y1 = y;
+ TransformPoint(x1, y1);
+ }
+ void TransformVector(CFX_VectorF &v) const;
+ void TransformVector(CFX_Vector &v) const;
+ void TransformRect(CFX_RectF &rect) const;
+ void TransformRect(CFX_Rect &rect) const;
+
+ void TransformRect(FX_FLOAT& left, FX_FLOAT& right, FX_FLOAT& top, FX_FLOAT& bottom) const;
+
+ void TransformRect(CFX_FloatRect& rect) const
+ {
+ TransformRect(rect.left, rect.right, rect.top, rect.bottom);
+ }
+
+ FX_FLOAT GetA() const
+ {
+ return a;
+ }
+
+ FX_FLOAT GetB() const
+ {
+ return b;
+ }
+
+ FX_FLOAT GetC() const
+ {
+ return c;
+ }
+
+ FX_FLOAT GetD() const
+ {
+ return d;
+ }
+
+ FX_FLOAT GetE() const
+ {
+ return e;
+ }
+
+ FX_FLOAT GetF() const
+ {
+ return f;
+ }
+public:
+ FX_FLOAT a;
+ FX_FLOAT b;
+ FX_FLOAT c;
+ FX_FLOAT d;
+ FX_FLOAT e;
+ FX_FLOAT f;
+};
+#define CFX_AffineMatrix CFX_Matrix
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 13:56:19 +0000