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gerrit-public.fairphone.software / platform / external / pdfium / 611adb8c91c1d40c95097bb04b4f9eba03b599f9 / . / fpdfsdk / cpdfsdk_xfaannothandler.cpp
blob: 8b1ed5c054009e9c6378b232046d2ace67ae6e1f [file] [log] [blame]
jaepark98e10192016-08-15 10:51:11 -0700[diff] [blame]1// Copyright 2016 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 "fpdfsdk/include/cpdfsdk_xfaannothandler.h"
8
9#ifdef PDF_ENABLE_XFA
10
11#include "core/fpdfdoc/include/cpdf_interform.h"
12#include "fpdfsdk/fpdfxfa/include/fpdfxfa_doc.h"
13#include "fpdfsdk/include/cpdfsdk_annot.h"
jaepark611adb82016-08-17 11:34:36 -0700[diff] [blame^]14#include "fpdfsdk/include/cpdfsdk_interform.h"
15#include "fpdfsdk/include/cpdfsdk_xfawidget.h"
jaepark98e10192016-08-15 10:51:11 -0700[diff] [blame]16#include "fpdfsdk/include/fsdk_mgr.h"
17#include "xfa/fxfa/include/fxfa_basic.h"
18#include "xfa/fxfa/include/xfa_ffdocview.h"
19#include "xfa/fxfa/include/xfa_ffpageview.h"
20#include "xfa/fxfa/include/xfa_ffwidget.h"
21#include "xfa/fxfa/include/xfa_ffwidgethandler.h"
22#include "xfa/fxgraphics/include/cfx_graphics.h"
23#include "xfa/fwl/core/include/fwl_widgethit.h"
24
25CPDFSDK_XFAAnnotHandler::CPDFSDK_XFAAnnotHandler(CPDFDoc_Environment* pApp)
26 : m_pApp(pApp) {}
27
28CPDFSDK_XFAAnnotHandler::~CPDFSDK_XFAAnnotHandler() {}
29
30CFX_ByteString CPDFSDK_XFAAnnotHandler::GetType() {
31 return FSDK_XFAWIDGET_TYPENAME;
32}
33
34CFX_ByteString CPDFSDK_XFAAnnotHandler::GetName() {
35 return "XFAWidgetHandler";
36}
37
38FX_BOOL CPDFSDK_XFAAnnotHandler::CanAnswer(CPDFSDK_Annot* pAnnot) {
39 return !!pAnnot->GetXFAWidget();
40}
41
42CPDFSDK_Annot* CPDFSDK_XFAAnnotHandler::NewAnnot(CPDF_Annot* pAnnot,
43 CPDFSDK_PageView* pPage) {
44 return nullptr;
45}
46
47CPDFSDK_Annot* CPDFSDK_XFAAnnotHandler::NewAnnot(CXFA_FFWidget* pAnnot,
48 CPDFSDK_PageView* pPage) {
49 CPDFSDK_Document* pSDKDoc = m_pApp->GetSDKDocument();
50 CPDFSDK_InterForm* pInterForm = pSDKDoc->GetInterForm();
51 CPDFSDK_XFAWidget* pWidget = new CPDFSDK_XFAWidget(pAnnot, pPage, pInterForm);
52 pInterForm->AddXFAMap(pAnnot, pWidget);
53 return pWidget;
54}
55
56void CPDFSDK_XFAAnnotHandler::OnDraw(CPDFSDK_PageView* pPageView,
57 CPDFSDK_Annot* pAnnot,
58 CFX_RenderDevice* pDevice,
59 CFX_Matrix* pUser2Device,
60 uint32_t dwFlags) {
61 ASSERT(pPageView);
62 ASSERT(pAnnot);
63
64 CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument();
65 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
66
67 CFX_Graphics gs;
68 gs.Create(pDevice);
69
70 CFX_Matrix mt;
71 mt = *pUser2Device;
72
73 FX_BOOL bIsHighlight = FALSE;
74 if (pSDKDoc->GetFocusAnnot() != pAnnot)
75 bIsHighlight = TRUE;
76
77 pWidgetHandler->RenderWidget(pAnnot->GetXFAWidget(), &gs, &mt, bIsHighlight);
78
79 // to do highlight and shadow
80}
81
82void CPDFSDK_XFAAnnotHandler::OnDrawSleep(CPDFSDK_PageView* pPageView,
83 CPDFSDK_Annot* pAnnot,
84 CFX_RenderDevice* pDevice,
85 CFX_Matrix* pUser2Device,
86 const CFX_FloatRect& rcWindow,
87 uint32_t dwFlags) {}
88
89void CPDFSDK_XFAAnnotHandler::OnCreate(CPDFSDK_Annot* pAnnot) {}
90
91void CPDFSDK_XFAAnnotHandler::OnLoad(CPDFSDK_Annot* pAnnot) {}
92
93void CPDFSDK_XFAAnnotHandler::OnDelete(CPDFSDK_Annot* pAnnot) {}
94
95void CPDFSDK_XFAAnnotHandler::OnRelease(CPDFSDK_Annot* pAnnot) {}
96
97void CPDFSDK_XFAAnnotHandler::ReleaseAnnot(CPDFSDK_Annot* pAnnot) {
98 CPDFSDK_XFAWidget* pWidget = reinterpret_cast<CPDFSDK_XFAWidget*>(pAnnot);
99 CPDFSDK_InterForm* pInterForm = pWidget->GetInterForm();
100 pInterForm->RemoveXFAMap(pWidget->GetXFAWidget());
101
102 delete pWidget;
103}
104
105void CPDFSDK_XFAAnnotHandler::DeleteAnnot(CPDFSDK_Annot* pAnnot) {}
106
107CFX_FloatRect CPDFSDK_XFAAnnotHandler::GetViewBBox(CPDFSDK_PageView* pPageView,
108 CPDFSDK_Annot* pAnnot) {
109 ASSERT(pAnnot);
110
111 CFX_RectF rcBBox;
112 XFA_Element eType = pAnnot->GetXFAWidget()->GetDataAcc()->GetUIType();
113 if (eType == XFA_Element::Signature)
114 pAnnot->GetXFAWidget()->GetBBox(rcBBox, XFA_WidgetStatus_Visible, TRUE);
115 else
116 pAnnot->GetXFAWidget()->GetBBox(rcBBox, XFA_WidgetStatus_None);
117
118 CFX_FloatRect rcWidget(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width,
119 rcBBox.top + rcBBox.height);
120 rcWidget.left -= 1.0f;
121 rcWidget.right += 1.0f;
122 rcWidget.bottom -= 1.0f;
123 rcWidget.top += 1.0f;
124
125 return rcWidget;
126}
127
128FX_BOOL CPDFSDK_XFAAnnotHandler::HitTest(CPDFSDK_PageView* pPageView,
129 CPDFSDK_Annot* pAnnot,
130 const CFX_FloatPoint& point) {
131 if (!pPageView || !pAnnot)
132 return FALSE;
133
134 CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument();
135 if (!pSDKDoc)
136 return FALSE;
137
138 CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument();
139 if (!pDoc)
140 return FALSE;
141
142 CXFA_FFDocView* pDocView = pDoc->GetXFADocView();
143 if (!pDocView)
144 return FALSE;
145
146 CXFA_FFWidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler();
147 if (!pWidgetHandler)
148 return FALSE;
149
150 FWL_WidgetHit dwHitTest =
151 pWidgetHandler->OnHitTest(pAnnot->GetXFAWidget(), point.x, point.y);
152 return dwHitTest != FWL_WidgetHit::Unknown;
153}
154
155void CPDFSDK_XFAAnnotHandler::OnMouseEnter(CPDFSDK_PageView* pPageView,
156 CPDFSDK_Annot* pAnnot,
157 uint32_t nFlag) {
158 if (!pPageView || !pAnnot)
159 return;
160 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
161 pWidgetHandler->OnMouseEnter(pAnnot->GetXFAWidget());
162}
163
164void CPDFSDK_XFAAnnotHandler::OnMouseExit(CPDFSDK_PageView* pPageView,
165 CPDFSDK_Annot* pAnnot,
166 uint32_t nFlag) {
167 if (!pPageView || !pAnnot)
168 return;
169
170 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
171 pWidgetHandler->OnMouseExit(pAnnot->GetXFAWidget());
172}
173
174FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonDown(CPDFSDK_PageView* pPageView,
175 CPDFSDK_Annot* pAnnot,
176 uint32_t nFlags,
177 const CFX_FloatPoint& point) {
178 if (!pPageView || !pAnnot)
179 return FALSE;
180
181 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
182 return pWidgetHandler->OnLButtonDown(pAnnot->GetXFAWidget(),
183 GetFWLFlags(nFlags), point.x, point.y);
184}
185
186FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonUp(CPDFSDK_PageView* pPageView,
187 CPDFSDK_Annot* pAnnot,
188 uint32_t nFlags,
189 const CFX_FloatPoint& point) {
190 if (!pPageView || !pAnnot)
191 return FALSE;
192
193 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
194 return pWidgetHandler->OnLButtonUp(pAnnot->GetXFAWidget(),
195 GetFWLFlags(nFlags), point.x, point.y);
196}
197
198FX_BOOL CPDFSDK_XFAAnnotHandler::OnLButtonDblClk(CPDFSDK_PageView* pPageView,
199 CPDFSDK_Annot* pAnnot,
200 uint32_t nFlags,
201 const CFX_FloatPoint& point) {
202 if (!pPageView || !pAnnot)
203 return FALSE;
204
205 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
206 return pWidgetHandler->OnLButtonDblClk(pAnnot->GetXFAWidget(),
207 GetFWLFlags(nFlags), point.x, point.y);
208}
209
210FX_BOOL CPDFSDK_XFAAnnotHandler::OnMouseMove(CPDFSDK_PageView* pPageView,
211 CPDFSDK_Annot* pAnnot,
212 uint32_t nFlags,
213 const CFX_FloatPoint& point) {
214 if (!pPageView || !pAnnot)
215 return FALSE;
216
217 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
218 return pWidgetHandler->OnMouseMove(pAnnot->GetXFAWidget(),
219 GetFWLFlags(nFlags), point.x, point.y);
220}
221
222FX_BOOL CPDFSDK_XFAAnnotHandler::OnMouseWheel(CPDFSDK_PageView* pPageView,
223 CPDFSDK_Annot* pAnnot,
224 uint32_t nFlags,
225 short zDelta,
226 const CFX_FloatPoint& point) {
227 if (!pPageView || !pAnnot)
228 return FALSE;
229
230 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
231 return pWidgetHandler->OnMouseWheel(
232 pAnnot->GetXFAWidget(), GetFWLFlags(nFlags), zDelta, point.x, point.y);
233}
234
235FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonDown(CPDFSDK_PageView* pPageView,
236 CPDFSDK_Annot* pAnnot,
237 uint32_t nFlags,
238 const CFX_FloatPoint& point) {
239 if (!pPageView || !pAnnot)
240 return FALSE;
241
242 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
243 return pWidgetHandler->OnRButtonDown(pAnnot->GetXFAWidget(),
244 GetFWLFlags(nFlags), point.x, point.y);
245}
246
247FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonUp(CPDFSDK_PageView* pPageView,
248 CPDFSDK_Annot* pAnnot,
249 uint32_t nFlags,
250 const CFX_FloatPoint& point) {
251 if (!pPageView || !pAnnot)
252 return FALSE;
253
254 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
255 return pWidgetHandler->OnRButtonUp(pAnnot->GetXFAWidget(),
256 GetFWLFlags(nFlags), point.x, point.y);
257}
258
259FX_BOOL CPDFSDK_XFAAnnotHandler::OnRButtonDblClk(CPDFSDK_PageView* pPageView,
260 CPDFSDK_Annot* pAnnot,
261 uint32_t nFlags,
262 const CFX_FloatPoint& point) {
263 if (!pPageView || !pAnnot)
264 return FALSE;
265
266 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
267 return pWidgetHandler->OnRButtonDblClk(pAnnot->GetXFAWidget(),
268 GetFWLFlags(nFlags), point.x, point.y);
269}
270
271FX_BOOL CPDFSDK_XFAAnnotHandler::OnChar(CPDFSDK_Annot* pAnnot,
272 uint32_t nChar,
273 uint32_t nFlags) {
274 if (!pAnnot)
275 return FALSE;
276
277 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
278 return pWidgetHandler->OnChar(pAnnot->GetXFAWidget(), nChar,
279 GetFWLFlags(nFlags));
280}
281
282FX_BOOL CPDFSDK_XFAAnnotHandler::OnKeyDown(CPDFSDK_Annot* pAnnot,
283 int nKeyCode,
284 int nFlag) {
285 if (!pAnnot)
286 return FALSE;
287
288 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
289 return pWidgetHandler->OnKeyDown(pAnnot->GetXFAWidget(), nKeyCode,
290 GetFWLFlags(nFlag));
291}
292
293FX_BOOL CPDFSDK_XFAAnnotHandler::OnKeyUp(CPDFSDK_Annot* pAnnot,
294 int nKeyCode,
295 int nFlag) {
296 if (!pAnnot)
297 return FALSE;
298
299 CXFA_FFWidgetHandler* pWidgetHandler = GetXFAWidgetHandler(pAnnot);
300 return pWidgetHandler->OnKeyUp(pAnnot->GetXFAWidget(), nKeyCode,
301 GetFWLFlags(nFlag));
302}
303
304void CPDFSDK_XFAAnnotHandler::OnDeSelected(CPDFSDK_Annot* pAnnot) {}
305
306void CPDFSDK_XFAAnnotHandler::OnSelected(CPDFSDK_Annot* pAnnot) {}
307
308FX_BOOL CPDFSDK_XFAAnnotHandler::OnSetFocus(CPDFSDK_Annot* pAnnot,
309 uint32_t nFlag) {
310 return TRUE;
311}
312
313FX_BOOL CPDFSDK_XFAAnnotHandler::OnKillFocus(CPDFSDK_Annot* pAnnot,
314 uint32_t nFlag) {
315 return TRUE;
316}
317
318FX_BOOL CPDFSDK_XFAAnnotHandler::OnXFAChangedFocus(CPDFSDK_Annot* pOldAnnot,
319 CPDFSDK_Annot* pNewAnnot) {
320 CXFA_FFWidgetHandler* pWidgetHandler = nullptr;
321
322 if (pOldAnnot)
323 pWidgetHandler = GetXFAWidgetHandler(pOldAnnot);
324 else if (pNewAnnot)
325 pWidgetHandler = GetXFAWidgetHandler(pNewAnnot);
326
327 if (pWidgetHandler) {
328 FX_BOOL bRet = TRUE;
329 CXFA_FFWidget* hWidget = pNewAnnot ? pNewAnnot->GetXFAWidget() : nullptr;
330 if (hWidget) {
331 CXFA_FFPageView* pXFAPageView = hWidget->GetPageView();
332 if (pXFAPageView) {
333 bRet = pXFAPageView->GetDocView()->SetFocus(hWidget);
334 if (pXFAPageView->GetDocView()->GetFocusWidget() == hWidget)
335 bRet = TRUE;
336 }
337 }
338 return bRet;
339 }
340
341 return TRUE;
342}
343
344CXFA_FFWidgetHandler* CPDFSDK_XFAAnnotHandler::GetXFAWidgetHandler(
345 CPDFSDK_Annot* pAnnot) {
346 if (!pAnnot)
347 return nullptr;
348
349 CPDFSDK_PageView* pPageView = pAnnot->GetPageView();
350 if (!pPageView)
351 return nullptr;
352
353 CPDFSDK_Document* pSDKDoc = pPageView->GetSDKDocument();
354 if (!pSDKDoc)
355 return nullptr;
356
357 CPDFXFA_Document* pDoc = pSDKDoc->GetXFADocument();
358 if (!pDoc)
359 return nullptr;
360
361 CXFA_FFDocView* pDocView = pDoc->GetXFADocView();
362 if (!pDocView)
363 return nullptr;
364
365 return pDocView->GetWidgetHandler();
366}
367
368const uint32_t FWL_KEYFLAG_Ctrl = (1 << 0);
369const uint32_t FWL_KEYFLAG_Alt = (1 << 1);
370const uint32_t FWL_KEYFLAG_Shift = (1 << 2);
371const uint32_t FWL_KEYFLAG_LButton = (1 << 3);
372const uint32_t FWL_KEYFLAG_RButton = (1 << 4);
373const uint32_t FWL_KEYFLAG_MButton = (1 << 5);
374
375uint32_t CPDFSDK_XFAAnnotHandler::GetFWLFlags(uint32_t dwFlag) {
376 uint32_t dwFWLFlag = 0;
377
378 if (dwFlag & FWL_EVENTFLAG_ControlKey)
379 dwFWLFlag |= FWL_KEYFLAG_Ctrl;
380 if (dwFlag & FWL_EVENTFLAG_LeftButtonDown)
381 dwFWLFlag |= FWL_KEYFLAG_LButton;
382 if (dwFlag & FWL_EVENTFLAG_MiddleButtonDown)
383 dwFWLFlag |= FWL_KEYFLAG_MButton;
384 if (dwFlag & FWL_EVENTFLAG_RightButtonDown)
385 dwFWLFlag |= FWL_KEYFLAG_RButton;
386 if (dwFlag & FWL_EVENTFLAG_ShiftKey)
387 dwFWLFlag |= FWL_KEYFLAG_Shift;
388 if (dwFlag & FWL_EVENTFLAG_AltKey)
389 dwFWLFlag |= FWL_KEYFLAG_Alt;
390
391 return dwFWLFlag;
392}
393
394#endif // PDF_ENABLE_XFA