summaryrefslogtreecommitdiff
path: root/core/include/fxcrt/fx_coordinates.h
diff options
context:
space:
mode:
Diffstat (limited to 'core/include/fxcrt/fx_coordinates.h')
-rw-r--r--core/include/fxcrt/fx_coordinates.h672
1 files changed, 0 insertions, 672 deletions
diff --git a/core/include/fxcrt/fx_coordinates.h b/core/include/fxcrt/fx_coordinates.h
deleted file mode 100644
index 0422da1eaa..0000000000
--- a/core/include/fxcrt/fx_coordinates.h
+++ /dev/null
@@ -1,672 +0,0 @@
-// 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 CORE_INCLUDE_FXCRT_FX_COORDINATES_H_
-#define CORE_INCLUDE_FXCRT_FX_COORDINATES_H_
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CFX_Matrix;
-
-template <class BaseType>
-class CFX_PSTemplate {
- public:
- CFX_PSTemplate() : x(0), y(0) {}
- CFX_PSTemplate(BaseType new_x, BaseType new_y) : x(new_x), y(new_y) {}
- CFX_PSTemplate(const CFX_PSTemplate& other) : x(other.x), y(other.y) {}
- void clear() {
- x = 0;
- y = 0;
- }
- CFX_PSTemplate operator=(const CFX_PSTemplate& other) {
- if (this != &other) {
- x = other.x;
- y = other.y;
- }
- return *this;
- }
- bool operator==(const CFX_PSTemplate& other) const {
- return x == other.x && y == other.y;
- }
- bool operator!=(const CFX_PSTemplate& other) const {
- return !(*this == other);
- }
- CFX_PSTemplate& operator+=(const CFX_PSTemplate<BaseType>& obj) {
- x += obj.x;
- y += obj.y;
- return *this;
- }
- CFX_PSTemplate& operator-=(const CFX_PSTemplate<BaseType>& obj) {
- x -= obj.x;
- y -= obj.y;
- return *this;
- }
- CFX_PSTemplate& operator*=(BaseType factor) {
- x *= factor;
- y *= factor;
- return *this;
- }
- CFX_PSTemplate& operator/=(BaseType divisor) {
- x /= divisor;
- y /= divisor;
- return *this;
- }
- CFX_PSTemplate operator+(const CFX_PSTemplate& other) {
- return CFX_PSTemplate(x + other.x, y + other.y);
- }
- CFX_PSTemplate operator-(const CFX_PSTemplate& other) {
- return CFX_PSTemplate(x - other.x, y - other.y);
- }
- CFX_PSTemplate operator*(BaseType factor) {
- return CFX_PSTemplate(x * factor, y * factor);
- }
- CFX_PSTemplate operator/(BaseType divisor) {
- return CFX_PSTemplate(x / divisor, y / divisor);
- }
-
- BaseType x;
- BaseType y;
-};
-typedef CFX_PSTemplate<int32_t> CFX_Point;
-typedef CFX_PSTemplate<FX_FLOAT> CFX_PointF;
-typedef CFX_PSTemplate<int32_t> CFX_Size;
-typedef CFX_PSTemplate<FX_FLOAT> CFX_SizeF;
-typedef CFX_ArrayTemplate<CFX_Point> CFX_Points;
-typedef CFX_ArrayTemplate<CFX_PointF> CFX_PointsF;
-
-template <class BaseType>
-class CFX_VTemplate : public CFX_PSTemplate<BaseType> {
- public:
- using CFX_PSTemplate<BaseType>::x;
- using CFX_PSTemplate<BaseType>::y;
-
- CFX_VTemplate() : CFX_PSTemplate<BaseType>() {}
- CFX_VTemplate(BaseType new_x, BaseType new_y)
- : CFX_PSTemplate<BaseType>(new_x, new_y) {}
-
- CFX_VTemplate(const CFX_VTemplate& other) : CFX_PSTemplate<BaseType>(other) {}
-
- CFX_VTemplate(const CFX_PSTemplate<BaseType>& point1,
- const CFX_PSTemplate<BaseType>& point2)
- : CFX_PSTemplate<BaseType>(point2.x - point1.x, point2.y - point1.y) {}
-
- FX_FLOAT Length() const { return FXSYS_sqrt(x * x + y * y); }
- void Normalize() {
- FX_FLOAT fLen = Length();
- if (fLen < 0.0001f)
- return;
-
- x /= fLen;
- y /= fLen;
- }
- void Translate(BaseType dx, BaseType dy) {
- x += dx;
- y += dy;
- }
- void Scale(BaseType sx, BaseType sy) {
- x *= sx;
- y *= sy;
- }
- void Rotate(FX_FLOAT fRadian) {
- FX_FLOAT cosValue = FXSYS_cos(fRadian);
- FX_FLOAT sinValue = FXSYS_sin(fRadian);
- x = x * cosValue - y * sinValue;
- y = x * sinValue + y * cosValue;
- }
-};
-typedef CFX_VTemplate<int32_t> CFX_Vector;
-typedef CFX_VTemplate<FX_FLOAT> CFX_VectorF;
-
-// Rectangles.
-// TODO(tsepez): Consolidate all these different rectangle classes.
-
-// LTRB rectangles (y-axis runs downwards).
-struct FX_SMALL_RECT {
- FX_SMALL_RECT() : FX_SMALL_RECT(kInvalid, kInvalid, kInvalid, kInvalid) {}
-
- FX_SMALL_RECT(int16_t l, int16_t t, int16_t r, int16_t b)
- : left(l), top(t), right(r), bottom(b) {}
-
- static const int16_t kInvalid = -1;
-
- int16_t left;
- int16_t top;
- int16_t right;
- int16_t bottom;
-};
-
-struct FX_RECT {
- FX_RECT() : left(0), top(0), right(0), bottom(0) {}
-
- FX_RECT(int l, int t, int r, int b) : left(l), top(t), right(r), bottom(b) {}
-
- explicit FX_RECT(const FX_SMALL_RECT& other)
- : FX_RECT(other.left, other.top, other.right, other.bottom) {}
-
- int Width() const { return right - left; }
- int Height() const { return bottom - top; }
- bool IsEmpty() const { return right <= left || bottom <= top; }
-
- void Normalize();
-
- void Intersect(const FX_RECT& src);
- void Intersect(int l, int t, int r, int b) { Intersect(FX_RECT(l, t, r, b)); }
-
- void Union(const FX_RECT& other_rect);
- void Union(int l, int t, int r, int b) { Union(FX_RECT(l, t, r, b)); }
-
- void Offset(int dx, int dy) {
- left += dx;
- right += dx;
- top += dy;
- bottom += dy;
- }
-
- bool operator==(const FX_RECT& src) const {
- return left == src.left && right == src.right && top == src.top &&
- bottom == src.bottom;
- }
-
- 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;
- }
-
- FX_SMALL_RECT ToSmallRect() const {
- return FX_SMALL_RECT(
- static_cast<uint16_t>(left), static_cast<uint16_t>(top),
- static_cast<uint16_t>(right), static_cast<uint16_t>(bottom));
- }
-
- int32_t left;
- int32_t top;
- int32_t right;
- int32_t bottom;
-};
-
-// LBRT rectangles (y-axis runs upwards).
-class CFX_FloatPoint {
- public:
- CFX_FloatPoint(FX_FLOAT xx, FX_FLOAT yy) : x(xx), y(yy) {}
-
- FX_FLOAT x;
- FX_FLOAT y;
-};
-
-class CFX_FloatRect {
- public:
- CFX_FloatRect() : CFX_FloatRect(0.0f, 0.0f, 0.0f, 0.0f) {}
- CFX_FloatRect(FX_FLOAT l, FX_FLOAT b, FX_FLOAT r, FX_FLOAT t)
- : left(l), bottom(b), right(r), top(t) {}
-
- explicit CFX_FloatRect(const FX_FLOAT* pArray)
- : CFX_FloatRect(pArray[0], pArray[1], pArray[2], pArray[3]) {}
-
- explicit CFX_FloatRect(const FX_RECT& rect);
-
- void Normalize();
-
- void Reset() {
- left = 0.0f;
- right = 0.0f;
- bottom = 0.0f;
- top = 0.0f;
- }
-
- bool IsEmpty() const { return left >= right || bottom >= top; }
- bool Contains(const CFX_FloatRect& other_rect) const;
- 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 = x;
- right = x;
- bottom = y;
- 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 other_left,
- FX_FLOAT other_bottom,
- FX_FLOAT other_right,
- FX_FLOAT other_top) {
- Normalize();
- left -= other_left;
- bottom -= other_bottom;
- right += other_right;
- top += other_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 other_left,
- FX_FLOAT other_bottom,
- FX_FLOAT other_right,
- FX_FLOAT other_top) {
- Normalize();
- left += other_left;
- bottom += other_bottom;
- right -= other_right;
- top -= other_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_PointF* pPoints, int nPoints);
-
- FX_RECT ToFxRect() const {
- return FX_RECT(static_cast<int32_t>(left), static_cast<int32_t>(top),
- static_cast<int32_t>(right), static_cast<int32_t>(bottom));
- }
-
- FX_FLOAT left;
- FX_FLOAT bottom;
- FX_FLOAT right;
- FX_FLOAT top;
-};
-using CFX_RectArray = CFX_ArrayTemplate<CFX_FloatRect>;
-
-// LTWH rectangles (y-axis runs downwards).
-template <class baseType>
-class CFX_RTemplate {
- public:
- typedef CFX_PSTemplate<baseType> FXT_POINT;
- typedef CFX_PSTemplate<baseType> FXT_SIZE;
- typedef CFX_VTemplate<baseType> FXT_VECTOR;
- 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 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 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 bool operator!=(const FXT_RECT& rc1, const FXT_RECT& rc2) {
- return !(rc1 == rc2);
- }
- baseType left, top;
- baseType width, height;
-};
-typedef CFX_RTemplate<int32_t> CFX_Rect;
-typedef CFX_RTemplate<FX_FLOAT> CFX_RectF;
-typedef CFX_ArrayTemplate<CFX_RectF> CFX_RectFArray;
-
-class CFX_Matrix {
- public:
- CFX_Matrix() { SetIdentity(); }
-
- 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 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(int32_t x, int32_t 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;
- int32_t TransformXDistance(int32_t dx) const;
- FX_FLOAT TransformYDistance(FX_FLOAT dy) const;
- int32_t TransformYDistance(int32_t dy) const;
- FX_FLOAT TransformDistance(FX_FLOAT dx, FX_FLOAT dy) const;
- int32_t TransformDistance(int32_t dx, int32_t dy) const;
- FX_FLOAT TransformDistance(FX_FLOAT distance) const;
-
- void TransformPoint(FX_FLOAT& x, FX_FLOAT& y) const;
- void TransformPoint(int32_t& x, int32_t& y) 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;
-};
-
-#endif // CORE_INCLUDE_FXCRT_FX_COORDINATES_H_
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-27 12:02:48 +0000