1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7 #include "xfa/fwl/theme/cfwl_checkboxtp.h"
8
9 #include "core/fxge/cfx_pathdata.h"
10 #include "third_party/base/ptr_util.h"
11 #include "xfa/fde/cfde_textout.h"
12 #include "xfa/fwl/cfwl_checkbox.h"
13 #include "xfa/fwl/cfwl_themebackground.h"
14 #include "xfa/fwl/cfwl_themetext.h"
15 #include "xfa/fwl/cfwl_widget.h"
16 #include "xfa/fxgraphics/cxfa_gecolor.h"
17 #include "xfa/fxgraphics/cxfa_gepath.h"
18
19 namespace {
20
21 const int kSignPath = 100;
22
ScaleBezierPoint(const CFX_PointF & point)23 CFX_PointF ScaleBezierPoint(const CFX_PointF& point) {
24 CFX_PointF scaled_point(point);
25 scaled_point.x *= FX_BEZIER;
26 scaled_point.y *= FX_BEZIER;
27 return scaled_point;
28 }
29
30 } // namespace
31
32 #define CHECKBOX_COLOR_BOXLT1 (ArgbEncode(255, 172, 168, 153))
33 #define CHECKBOX_COLOR_BOXLT2 (ArgbEncode(255, 113, 111, 100))
34 #define CHECKBOX_COLOR_BOXRB1 (ArgbEncode(255, 241, 239, 226))
35 #define CHECKBOX_COLOR_BOXRB2 (ArgbEncode(255, 255, 255, 255))
36
CFWL_CheckBoxTP()37 CFWL_CheckBoxTP::CFWL_CheckBoxTP() : m_pThemeData(new CKBThemeData) {
38 SetThemeData();
39 }
40
~CFWL_CheckBoxTP()41 CFWL_CheckBoxTP::~CFWL_CheckBoxTP() {
42 if (m_pCheckPath)
43 m_pCheckPath->Clear();
44 }
45
Initialize()46 void CFWL_CheckBoxTP::Initialize() {
47 CFWL_WidgetTP::Initialize();
48 InitTTO();
49 }
50
Finalize()51 void CFWL_CheckBoxTP::Finalize() {
52 FinalizeTTO();
53 CFWL_WidgetTP::Finalize();
54 }
55
DrawText(CFWL_ThemeText * pParams)56 void CFWL_CheckBoxTP::DrawText(CFWL_ThemeText* pParams) {
57 if (!m_pTextOut)
58 return;
59
60 m_pTextOut->SetTextColor(pParams->m_dwStates & CFWL_PartState_Disabled
61 ? FWLTHEME_CAPACITY_TextDisColor
62 : FWLTHEME_CAPACITY_TextColor);
63 CFWL_WidgetTP::DrawText(pParams);
64 }
65
DrawSignCheck(CXFA_Graphics * pGraphics,const CFX_RectF * pRtSign,FX_ARGB argbFill,CFX_Matrix * pMatrix)66 void CFWL_CheckBoxTP::DrawSignCheck(CXFA_Graphics* pGraphics,
67 const CFX_RectF* pRtSign,
68 FX_ARGB argbFill,
69 CFX_Matrix* pMatrix) {
70 if (!m_pCheckPath)
71 InitCheckPath(pRtSign->width);
72
73 CFX_Matrix mt;
74 mt.Translate(pRtSign->left, pRtSign->top);
75 mt.Concat(*pMatrix);
76 pGraphics->SaveGraphState();
77 pGraphics->SetFillColor(CXFA_GEColor(argbFill));
78 pGraphics->FillPath(m_pCheckPath.get(), FXFILL_WINDING, &mt);
79 pGraphics->RestoreGraphState();
80 }
81
DrawSignCircle(CXFA_Graphics * pGraphics,const CFX_RectF * pRtSign,FX_ARGB argbFill,CFX_Matrix * pMatrix)82 void CFWL_CheckBoxTP::DrawSignCircle(CXFA_Graphics* pGraphics,
83 const CFX_RectF* pRtSign,
84 FX_ARGB argbFill,
85 CFX_Matrix* pMatrix) {
86 CXFA_GEPath path;
87 path.AddEllipse(*pRtSign);
88 pGraphics->SaveGraphState();
89 pGraphics->SetFillColor(CXFA_GEColor(argbFill));
90 pGraphics->FillPath(&path, FXFILL_WINDING, pMatrix);
91 pGraphics->RestoreGraphState();
92 }
93
DrawSignCross(CXFA_Graphics * pGraphics,const CFX_RectF * pRtSign,FX_ARGB argbFill,CFX_Matrix * pMatrix)94 void CFWL_CheckBoxTP::DrawSignCross(CXFA_Graphics* pGraphics,
95 const CFX_RectF* pRtSign,
96 FX_ARGB argbFill,
97 CFX_Matrix* pMatrix) {
98 CXFA_GEPath path;
99 float fRight = pRtSign->right();
100 float fBottom = pRtSign->bottom();
101 path.AddLine(pRtSign->TopLeft(), CFX_PointF(fRight, fBottom));
102 path.AddLine(CFX_PointF(pRtSign->left, fBottom),
103 CFX_PointF(fRight, pRtSign->top));
104
105 pGraphics->SaveGraphState();
106 pGraphics->SetStrokeColor(CXFA_GEColor(argbFill));
107 pGraphics->SetLineWidth(1.0f);
108 pGraphics->StrokePath(&path, pMatrix);
109 pGraphics->RestoreGraphState();
110 }
111
DrawSignDiamond(CXFA_Graphics * pGraphics,const CFX_RectF * pRtSign,FX_ARGB argbFill,CFX_Matrix * pMatrix)112 void CFWL_CheckBoxTP::DrawSignDiamond(CXFA_Graphics* pGraphics,
113 const CFX_RectF* pRtSign,
114 FX_ARGB argbFill,
115 CFX_Matrix* pMatrix) {
116 CXFA_GEPath path;
117 float fWidth = pRtSign->width;
118 float fHeight = pRtSign->height;
119 float fBottom = pRtSign->bottom();
120 path.MoveTo(CFX_PointF(pRtSign->left + fWidth / 2, pRtSign->top));
121 path.LineTo(CFX_PointF(pRtSign->left, pRtSign->top + fHeight / 2));
122 path.LineTo(CFX_PointF(pRtSign->left + fWidth / 2, fBottom));
123 path.LineTo(CFX_PointF(pRtSign->right(), pRtSign->top + fHeight / 2));
124 path.LineTo(CFX_PointF(pRtSign->left + fWidth / 2, pRtSign->top));
125
126 pGraphics->SaveGraphState();
127 pGraphics->SetFillColor(CXFA_GEColor(argbFill));
128 pGraphics->FillPath(&path, FXFILL_WINDING, pMatrix);
129 pGraphics->RestoreGraphState();
130 }
131
DrawSignSquare(CXFA_Graphics * pGraphics,const CFX_RectF * pRtSign,FX_ARGB argbFill,CFX_Matrix * pMatrix)132 void CFWL_CheckBoxTP::DrawSignSquare(CXFA_Graphics* pGraphics,
133 const CFX_RectF* pRtSign,
134 FX_ARGB argbFill,
135 CFX_Matrix* pMatrix) {
136 CXFA_GEPath path;
137 path.AddRectangle(pRtSign->left, pRtSign->top, pRtSign->width,
138 pRtSign->height);
139 pGraphics->SaveGraphState();
140 pGraphics->SetFillColor(CXFA_GEColor(argbFill));
141 pGraphics->FillPath(&path, FXFILL_WINDING, pMatrix);
142 pGraphics->RestoreGraphState();
143 }
144
DrawSignStar(CXFA_Graphics * pGraphics,const CFX_RectF * pRtSign,FX_ARGB argbFill,CFX_Matrix * pMatrix)145 void CFWL_CheckBoxTP::DrawSignStar(CXFA_Graphics* pGraphics,
146 const CFX_RectF* pRtSign,
147 FX_ARGB argbFill,
148 CFX_Matrix* pMatrix) {
149 CXFA_GEPath path;
150 float fBottom = pRtSign->bottom();
151 float fRadius =
152 (pRtSign->top - fBottom) / (1 + static_cast<float>(cos(FX_PI / 5.0f)));
153 CFX_PointF ptCenter((pRtSign->left + pRtSign->right()) / 2.0f,
154 (pRtSign->top + fBottom) / 2.0f);
155
156 CFX_PointF points[5];
157 float fAngel = FX_PI / 10.0f;
158 for (int32_t i = 0; i < 5; i++) {
159 points[i] =
160 ptCenter + CFX_PointF(fRadius * static_cast<float>(cos(fAngel)),
161 fRadius * static_cast<float>(sin(fAngel)));
162 fAngel += FX_PI * 2 / 5.0f;
163 }
164
165 path.MoveTo(points[0]);
166 int32_t nNext = 0;
167 for (int32_t j = 0; j < 5; j++) {
168 nNext += 2;
169 if (nNext >= 5)
170 nNext -= 5;
171
172 path.LineTo(points[nNext]);
173 }
174 pGraphics->SaveGraphState();
175 pGraphics->SetFillColor(CXFA_GEColor(argbFill));
176 pGraphics->FillPath(&path, FXFILL_WINDING, pMatrix);
177 pGraphics->RestoreGraphState();
178 }
179
SetThemeData()180 void CFWL_CheckBoxTP::SetThemeData() {
181 uint32_t* pData = (uint32_t*)&m_pThemeData->clrBoxBk;
182
183 *pData++ = 0;
184 *pData++ = 0;
185 *pData++ = ArgbEncode(255, 220, 220, 215),
186 *pData++ = ArgbEncode(255, 255, 255, 255),
187 *pData++ = ArgbEncode(255, 255, 240, 207),
188 *pData++ = ArgbEncode(255, 248, 179, 48),
189 *pData++ = ArgbEncode(255, 176, 176, 167),
190 *pData++ = ArgbEncode(255, 241, 239, 239),
191 *pData++ = ArgbEncode(255, 255, 255, 255),
192 *pData++ = ArgbEncode(255, 255, 255, 255),
193 *pData++ = ArgbEncode(255, 220, 220, 215),
194 *pData++ = ArgbEncode(255, 255, 255, 255),
195 *pData++ = ArgbEncode(255, 255, 240, 207),
196 *pData++ = ArgbEncode(255, 248, 179, 48),
197 *pData++ = ArgbEncode(255, 176, 176, 167),
198 *pData++ = ArgbEncode(255, 241, 239, 239),
199 *pData++ = ArgbEncode(255, 255, 255, 255),
200 *pData++ = ArgbEncode(255, 255, 255, 255),
201 *pData++ = ArgbEncode(255, 220, 220, 215),
202 *pData++ = ArgbEncode(255, 255, 255, 255),
203 *pData++ = ArgbEncode(255, 255, 240, 207),
204 *pData++ = ArgbEncode(255, 248, 179, 48),
205 *pData++ = ArgbEncode(255, 176, 176, 167),
206 *pData++ = ArgbEncode(255, 241, 239, 239),
207 *pData++ = ArgbEncode(255, 255, 255, 255),
208 *pData++ = ArgbEncode(255, 255, 255, 255);
209 m_pThemeData->clrSignBorderNormal = ArgbEncode(255, 28, 81, 128);
210 m_pThemeData->clrSignBorderDisable = ArgbEncode(255, 202, 200, 187);
211 m_pThemeData->clrSignCheck = ArgbEncode(255, 28, 81, 128);
212 m_pThemeData->clrSignNeutral = ArgbEncode(255, 28, 134, 26);
213 m_pThemeData->clrSignNeutralNormal = ArgbEncode(255, 114, 192, 113);
214 m_pThemeData->clrSignNeutralHover = ArgbEncode(255, 33, 161, 33);
215 m_pThemeData->clrSignNeutralPressed = ArgbEncode(255, 28, 134, 26);
216 }
217
InitCheckPath(float fCheckLen)218 void CFWL_CheckBoxTP::InitCheckPath(float fCheckLen) {
219 if (!m_pCheckPath) {
220 m_pCheckPath = pdfium::MakeUnique<CXFA_GEPath>();
221
222 float fWidth = kSignPath;
223 float fHeight = -kSignPath;
224 float fBottom = kSignPath;
225 CFX_PointF pt1(fWidth / 15.0f, fBottom + fHeight * 2 / 5.0f);
226 CFX_PointF pt2(fWidth / 4.5f, fBottom + fHeight / 16.0f);
227 CFX_PointF pt3(fWidth / 3.0f, fBottom);
228 CFX_PointF pt4(fWidth * 14 / 15.0f, fBottom + fHeight * 15 / 16.0f);
229 CFX_PointF pt5(fWidth / 3.6f, fBottom + fHeight / 3.5f);
230 CFX_PointF pt12(fWidth / 7.0f, fBottom + fHeight * 2 / 7.0f);
231 CFX_PointF pt21(fWidth / 5.0f, fBottom + fHeight / 5.0f);
232 CFX_PointF pt23(fWidth / 4.4f, fBottom + fHeight * 0 / 16.0f);
233 CFX_PointF pt32(fWidth / 4.0f, fBottom);
234 CFX_PointF pt34(fWidth * (1 / 7.0f + 7 / 15.0f),
235 fBottom + fHeight * 4 / 5.0f);
236 CFX_PointF pt43(fWidth * (1 / 7.0f + 7 / 15.0f),
237 fBottom + fHeight * 4 / 5.0f);
238 CFX_PointF pt45(fWidth * 7 / 15.0f, fBottom + fHeight * 8 / 7.0f);
239 CFX_PointF pt54(fWidth / 3.4f, fBottom + fHeight / 3.5f);
240 CFX_PointF pt51(fWidth / 3.6f, fBottom + fHeight / 4.0f);
241 CFX_PointF pt15(fWidth / 3.5f, fBottom + fHeight * 3.5f / 5.0f);
242 m_pCheckPath->MoveTo(pt1);
243
244 CFX_PointF p1 = ScaleBezierPoint(pt12 - pt1);
245 CFX_PointF p2 = ScaleBezierPoint(pt21 - pt2);
246 m_pCheckPath->BezierTo(pt1 + p1, pt2 + p2, pt2);
247
248 p1 = ScaleBezierPoint(pt23 - pt2);
249 p2 = ScaleBezierPoint(pt32 - pt3);
250 m_pCheckPath->BezierTo(pt2 + p1, pt3 + p2, pt3);
251
252 p1 = ScaleBezierPoint(pt34 - pt3);
253 p2 = ScaleBezierPoint(pt43 - pt4);
254 m_pCheckPath->BezierTo(pt3 + p1, pt4 + p2, pt4);
255
256 p1 = ScaleBezierPoint(pt45 - pt4);
257 p2 = ScaleBezierPoint(pt54 - pt5);
258 m_pCheckPath->BezierTo(pt4 + p1, pt5 + p2, pt5);
259
260 p1 = ScaleBezierPoint(pt51 - pt5);
261 p2 = ScaleBezierPoint(pt15 - pt1);
262 m_pCheckPath->BezierTo(pt5 + p1, pt1 + p2, pt1);
263
264 float fScale = fCheckLen / kSignPath;
265 CFX_Matrix mt;
266 mt.Scale(fScale, fScale);
267
268 m_pCheckPath->TransformBy(mt);
269 }
270 }
271
DrawBackground(CFWL_ThemeBackground * pParams)272 void CFWL_CheckBoxTP::DrawBackground(CFWL_ThemeBackground* pParams) {
273 if (pParams->m_iPart != CFWL_Part::CheckBox)
274 return;
275
276 if ((pParams->m_dwStates & CFWL_PartState_Checked) ||
277 (pParams->m_dwStates & CFWL_PartState_Neutral)) {
278 DrawCheckSign(pParams->m_pWidget, pParams->m_pGraphics, pParams->m_rtPart,
279 pParams->m_dwStates, &pParams->m_matrix);
280 }
281 }
282
DrawCheckSign(CFWL_Widget * pWidget,CXFA_Graphics * pGraphics,const CFX_RectF & pRtBox,int32_t iState,CFX_Matrix * pMatrix)283 void CFWL_CheckBoxTP::DrawCheckSign(CFWL_Widget* pWidget,
284 CXFA_Graphics* pGraphics,
285 const CFX_RectF& pRtBox,
286 int32_t iState,
287 CFX_Matrix* pMatrix) {
288 CFX_RectF rtSign(pRtBox);
289 uint32_t dwColor = iState & CFWL_PartState_Neutral ? 0xFFA9A9A9 : 0xFF000000;
290
291 uint32_t dwStyle = pWidget->GetStylesEx();
292 rtSign.Deflate(rtSign.width / 4, rtSign.height / 4);
293 switch (dwStyle & FWL_STYLEEXT_CKB_SignShapeMask) {
294 case FWL_STYLEEXT_CKB_SignShapeCheck:
295 DrawSignCheck(pGraphics, &rtSign, dwColor, pMatrix);
296 break;
297 case FWL_STYLEEXT_CKB_SignShapeCircle:
298 DrawSignCircle(pGraphics, &rtSign, dwColor, pMatrix);
299 break;
300 case FWL_STYLEEXT_CKB_SignShapeCross:
301 DrawSignCross(pGraphics, &rtSign, dwColor, pMatrix);
302 break;
303 case FWL_STYLEEXT_CKB_SignShapeDiamond:
304 DrawSignDiamond(pGraphics, &rtSign, dwColor, pMatrix);
305 break;
306 case FWL_STYLEEXT_CKB_SignShapeSquare:
307 DrawSignSquare(pGraphics, &rtSign, dwColor, pMatrix);
308 break;
309 case FWL_STYLEEXT_CKB_SignShapeStar:
310 DrawSignStar(pGraphics, &rtSign, dwColor, pMatrix);
311 break;
312 default:
313 break;
314 }
315 }
316