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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <svx/unobrushitemhelper.hxx>
21 : #include <svx/xfillit0.hxx>
22 : #include <svx/xbtmpit.hxx>
23 : #include <svx/xgrscit.hxx>
24 : #include <svx/xflbmtit.hxx>
25 : #include <svx/xflbmpit.hxx>
26 : #include <svx/xflbmsxy.hxx>
27 : #include <svx/xflftrit.hxx>
28 : #include <svx/xsflclit.hxx>
29 : #include <svx/xflbmsli.hxx>
30 : #include <svx/xflbtoxy.hxx>
31 : #include <svx/xflbstit.hxx>
32 : #include <svx/xflboxy.hxx>
33 : #include <svx/xflbckit.hxx>
34 : #include <svx/xflhtit.hxx>
35 : #include <svx/xflclit.hxx>
36 : #include <svx/xfltrit.hxx>
37 : #include <svx/unoshape.hxx>
38 :
39 : using namespace com::sun::star;
40 :
41 : //UUUU
42 1106 : void setSvxBrushItemAsFillAttributesToTargetSet(const SvxBrushItem& rBrush, SfxItemSet& rToSet)
43 : {
44 : // Clear all items from the DrawingLayer FillStyle range (if we have any). All
45 : // items that need to be set will be set as hard attributes
46 20790 : for(sal_uInt16 a(XATTR_FILL_FIRST); rToSet.Count() && a < XATTR_FILL_LAST; a++)
47 : {
48 19684 : rToSet.ClearItem(a);
49 : }
50 :
51 1106 : const sal_uInt8 nTransparency(rBrush.GetColor().GetTransparency());
52 :
53 1106 : if(0xff != nTransparency)
54 : {
55 : // we have a color fill
56 784 : const Color aColor(rBrush.GetColor().GetRGBColor());
57 :
58 784 : rToSet.Put(XFillStyleItem(drawing::FillStyle_SOLID));
59 784 : rToSet.Put(XFillColorItem(OUString(), aColor));
60 :
61 : // #125189# nTransparency is in range [0..254], convert to [0..100] which is used in
62 : // XFillTransparenceItem (caution with the range which is in an *item-specific* range)
63 784 : rToSet.Put(XFillTransparenceItem((((sal_Int32)nTransparency * 100) + 127) / 254));
64 : }
65 322 : else if(GPOS_NONE != rBrush.GetGraphicPos())
66 : {
67 : // we have a graphic fill, set fill style
68 28 : rToSet.Put(XFillStyleItem(drawing::FillStyle_BITMAP));
69 :
70 : // set graphic (if available)
71 28 : const Graphic* pGraphic = rBrush.GetGraphic();
72 :
73 28 : if(pGraphic)
74 : {
75 20 : rToSet.Put(XFillBitmapItem(OUString(), *pGraphic));
76 : }
77 : else
78 : {
79 : OSL_ENSURE(false, "Could not get Graphic from SvxBrushItem (!)");
80 : }
81 :
82 28 : if(GPOS_AREA == rBrush.GetGraphicPos())
83 : {
84 : // stretch, also means no tile (both items are defaulted to true)
85 16 : rToSet.Put(XFillBmpStretchItem(true));
86 16 : rToSet.Put(XFillBmpTileItem(false));
87 :
88 : // default for strech is also top-left, but this will not be visible
89 16 : rToSet.Put(XFillBmpPosItem(RP_LT));
90 : }
91 12 : else if(GPOS_TILED == rBrush.GetGraphicPos())
92 : {
93 : // tiled, also means no stretch (both items are defaulted to true)
94 4 : rToSet.Put(XFillBmpStretchItem(false));
95 4 : rToSet.Put(XFillBmpTileItem(true));
96 :
97 : // default for tiled is top-left
98 4 : rToSet.Put(XFillBmpPosItem(RP_LT));
99 : }
100 : else
101 : {
102 : // everything else means no tile and no stretch
103 8 : rToSet.Put(XFillBmpStretchItem(false));
104 8 : rToSet.Put(XFillBmpTileItem(false));
105 :
106 8 : RECT_POINT aRectPoint(RP_MM);
107 :
108 8 : switch(rBrush.GetGraphicPos())
109 : {
110 0 : case GPOS_LT: aRectPoint = RP_LT; break;
111 0 : case GPOS_MT: aRectPoint = RP_MT; break;
112 0 : case GPOS_RT: aRectPoint = RP_RT; break;
113 0 : case GPOS_LM: aRectPoint = RP_LM; break;
114 4 : case GPOS_MM: aRectPoint = RP_MM; break;
115 0 : case GPOS_RM: aRectPoint = RP_RM; break;
116 4 : case GPOS_LB: aRectPoint = RP_LB; break;
117 0 : case GPOS_MB: aRectPoint = RP_MB; break;
118 0 : case GPOS_RB: aRectPoint = RP_RB; break;
119 0 : default: break; // GPOS_NONE, GPOS_AREA and GPOS_TILED already handled
120 : }
121 :
122 8 : rToSet.Put(XFillBmpPosItem(aRectPoint));
123 : }
124 :
125 : // check for graphic's transparency
126 28 : const sal_Int8 nGraphicTransparency(rBrush.getGraphicTransparency());
127 :
128 28 : if(0 != nGraphicTransparency)
129 : {
130 : // nGraphicTransparency is in range [0..100]
131 0 : rToSet.Put(XFillTransparenceItem(nGraphicTransparency));
132 : }
133 : }
134 : else
135 : {
136 : // GPOS_NONE == rBrush.GetGraphicPos() && 0xff == rBrush.GetColor().GetTransparency(),
137 : // still need to rescue the color used. There are sequences used on the UNO API at
138 : // import time (OLE. e.g. chart) which first set RGB color (MID_BACK_COLOR_R_G_B,
139 : // color stays transparent) and then set transparency (MID_BACK_COLOR_TRANSPARENCY)
140 : // to zero later. When not saving the color, it will be lost.
141 : // Also need to set the FillStyle to NONE to express the 0xff transparency flag; this
142 : // is needed when e.g. first transparency is set to 0xff and then a Graphic gets set.
143 : // When not changing the FillStyle, the next getSvxBrushItemFromSourceSet *will* return
144 : // to drawing::FillStyle_SOLID with the rescued color.
145 294 : const Color aColor(rBrush.GetColor().GetRGBColor());
146 :
147 294 : rToSet.Put(XFillStyleItem(drawing::FillStyle_NONE));
148 294 : rToSet.Put(XFillColorItem(OUString(), aColor));
149 : }
150 1106 : }
151 :
152 : //UUUU
153 412 : sal_uInt16 getTransparenceForSvxBrushItem(const SfxItemSet& rSourceSet, bool bSearchInParents)
154 : {
155 412 : sal_uInt16 nFillTransparence(static_cast< const XFillTransparenceItem& >(rSourceSet.Get(XATTR_FILLTRANSPARENCE, bSearchInParents)).GetValue());
156 412 : const SfxPoolItem* pGradientItem = 0;
157 :
158 824 : if(SfxItemState::SET == rSourceSet.GetItemState(XATTR_FILLFLOATTRANSPARENCE, bSearchInParents, &pGradientItem)
159 412 : && static_cast< const XFillFloatTransparenceItem* >(pGradientItem)->IsEnabled())
160 : {
161 0 : const XGradient& rGradient = static_cast< const XFillFloatTransparenceItem* >(pGradientItem)->GetGradientValue();
162 0 : const sal_uInt16 nStartLuminance(rGradient.GetStartColor().GetLuminance());
163 0 : const sal_uInt16 nEndLuminance(rGradient.GetEndColor().GetLuminance());
164 :
165 : // luminance is [0..255], transparence needs to be in [0..100].Maximum is 51200, thus sal_uInt16 is okay to use
166 0 : nFillTransparence = static_cast< sal_uInt16 >(((nStartLuminance + nEndLuminance) * 100) / 512);
167 : }
168 :
169 412 : return nFillTransparence;
170 : }
171 :
172 : //UUUU
173 334 : SvxBrushItem getSvxBrushItemForSolid(const SfxItemSet& rSourceSet, bool bSearchInParents, sal_uInt16 nBackgroundID)
174 : {
175 334 : Color aFillColor(static_cast< const XFillColorItem& >(rSourceSet.Get(XATTR_FILLCOLOR, bSearchInParents)).GetColorValue());
176 :
177 : // get evtl. mixed transparence
178 334 : const sal_uInt16 nFillTransparence(getTransparenceForSvxBrushItem(rSourceSet, bSearchInParents));
179 :
180 334 : if(0 != nFillTransparence)
181 : {
182 : // #i125189# nFillTransparence is in range [0..100] and needs to be in [0..254] unsigned
183 : // It is necessary to use the maximum of 0xfe for transparence for the SvxBrushItem
184 : // since the oxff value is used for special purposes (like no fill and derive from parent)
185 46 : const sal_uInt8 aTargetTrans(std::min(sal_uInt8(0xfe), static_cast< sal_uInt8 >((nFillTransparence * 254) / 100)));
186 :
187 46 : aFillColor.SetTransparency(aTargetTrans);
188 : }
189 :
190 334 : return SvxBrushItem(aFillColor, nBackgroundID);
191 : }
192 :
193 : //UUUU
194 8996 : SvxBrushItem getSvxBrushItemFromSourceSet(const SfxItemSet& rSourceSet, sal_uInt16 nBackgroundID, bool bSearchInParents)
195 : {
196 8996 : const XFillStyleItem* pXFillStyleItem(static_cast< const XFillStyleItem* >(rSourceSet.GetItem(XATTR_FILLSTYLE, bSearchInParents)));
197 :
198 8996 : if(!pXFillStyleItem || drawing::FillStyle_NONE == pXFillStyleItem->GetValue())
199 : {
200 : // no fill, still need to rescue the evtl. set RGB color, but use as transparent color (we have drawing::FillStyle_NONE)
201 8584 : Color aFillColor(static_cast< const XFillColorItem& >(rSourceSet.Get(XATTR_FILLCOLOR, bSearchInParents)).GetColorValue());
202 :
203 : // when fill style is none, then don't allow anything other than 0 or auto.
204 8584 : if (aFillColor.GetColor() != 0)
205 8582 : aFillColor.SetColor(COL_AUTO);
206 :
207 8584 : aFillColor.SetTransparency(0xff);
208 :
209 8584 : return SvxBrushItem(aFillColor, nBackgroundID);
210 : }
211 :
212 412 : SvxBrushItem aRetval(nBackgroundID);
213 :
214 412 : switch(pXFillStyleItem->GetValue())
215 : {
216 : default:
217 : case drawing::FillStyle_NONE:
218 : {
219 : // already handled above, can not happen again
220 0 : break;
221 : }
222 : case drawing::FillStyle_SOLID:
223 : {
224 : // create SvxBrushItem with fill color
225 334 : aRetval = getSvxBrushItemForSolid(rSourceSet, bSearchInParents, nBackgroundID);
226 334 : break;
227 : }
228 : case drawing::FillStyle_GRADIENT:
229 : {
230 : // cannot be directly supported, but do the best possible
231 56 : const XGradient aXGradient(static_cast< const XFillGradientItem& >(rSourceSet.Get(XATTR_FILLGRADIENT)).GetGradientValue());
232 56 : const basegfx::BColor aStartColor(aXGradient.GetStartColor().getBColor() * (aXGradient.GetStartIntens() * 0.01));
233 112 : const basegfx::BColor aEndColor(aXGradient.GetEndColor().getBColor() * (aXGradient.GetEndIntens() * 0.01));
234 :
235 : // use half/half mixed color from gradient start and end
236 56 : Color aMixedColor((aStartColor + aEndColor) * 0.5);
237 :
238 : // get evtl. mixed transparence
239 56 : const sal_uInt16 nFillTransparence(getTransparenceForSvxBrushItem(rSourceSet, bSearchInParents));
240 :
241 56 : if(0 != nFillTransparence)
242 : {
243 : // #i125189# nFillTransparence is in range [0..100] and needs to be in [0..254] unsigned
244 : // It is necessary to use the maximum of 0xfe for transparence for the SvxBrushItem
245 : // since the oxff value is used for special purposes (like no fill and derive from parent)
246 0 : const sal_uInt8 aTargetTrans(std::min(sal_uInt8(0xfe), static_cast< sal_uInt8 >((nFillTransparence * 254) / 100)));
247 :
248 0 : aMixedColor.SetTransparency(aTargetTrans);
249 : }
250 :
251 56 : aRetval = SvxBrushItem(aMixedColor, nBackgroundID);
252 112 : break;
253 : }
254 : case drawing::FillStyle_HATCH:
255 : {
256 : // cannot be directly supported, but do the best possible
257 0 : const XHatch& rHatch(static_cast< const XFillHatchItem& >(rSourceSet.Get(XATTR_FILLHATCH)).GetHatchValue());
258 0 : const bool bFillBackground(static_cast< const XFillBackgroundItem& >(rSourceSet.Get(XATTR_FILLBACKGROUND)).GetValue());
259 :
260 0 : if(bFillBackground)
261 : {
262 : // hatch is background-filled, use FillColor as if drawing::FillStyle_SOLID
263 0 : aRetval = getSvxBrushItemForSolid(rSourceSet, bSearchInParents, nBackgroundID);
264 : }
265 : else
266 : {
267 : // hatch is not background-filled and using hatch color would be too dark; compensate
268 : // somewhat by making it more transparent
269 0 : Color aHatchColor(rHatch.GetColor());
270 :
271 : // get evtl. mixed transparence
272 0 : sal_uInt16 nFillTransparence(getTransparenceForSvxBrushItem(rSourceSet, bSearchInParents));
273 :
274 : // take half orig transparence, add half transparent, clamp result
275 0 : nFillTransparence = basegfx::clamp((sal_uInt16)((nFillTransparence / 2) + 50), (sal_uInt16)0, (sal_uInt16)255);
276 :
277 : // #i125189# nFillTransparence is in range [0..100] and needs to be in [0..254] unsigned
278 : // It is necessary to use the maximum of 0xfe for transparence for the SvxBrushItem
279 : // since the oxff value is used for special purposes (like no fill and derive from parent)
280 0 : const sal_uInt8 aTargetTrans(std::min(sal_uInt8(0xfe), static_cast< sal_uInt8 >((nFillTransparence * 254) / 100)));
281 :
282 0 : aHatchColor.SetTransparency(aTargetTrans);
283 0 : aRetval = SvxBrushItem(aHatchColor, nBackgroundID);
284 : }
285 :
286 0 : break;
287 : }
288 : case drawing::FillStyle_BITMAP:
289 : {
290 : // create SvxBrushItem with bitmap info and flags
291 22 : const XFillBitmapItem& rBmpItm = static_cast< const XFillBitmapItem& >(rSourceSet.Get(XATTR_FILLBITMAP, bSearchInParents));
292 22 : const Graphic aGraphic(rBmpItm.GetGraphicObject().GetGraphic());
293 :
294 : // continue idependent of evtl. GRAPHIC_NONE as aGraphic.GetType(), we still need to rescue positions
295 22 : SvxGraphicPosition aSvxGraphicPosition(GPOS_NONE);
296 22 : const XFillBmpStretchItem& rStretchItem = static_cast< const XFillBmpStretchItem& >(rSourceSet.Get(XATTR_FILLBMP_STRETCH, bSearchInParents));
297 22 : const XFillBmpTileItem& rTileItem = static_cast< const XFillBmpTileItem& >(rSourceSet.Get(XATTR_FILLBMP_TILE, bSearchInParents));
298 :
299 22 : if(rTileItem.GetValue())
300 : {
301 4 : aSvxGraphicPosition = GPOS_TILED;
302 : }
303 18 : else if(rStretchItem.GetValue())
304 : {
305 14 : aSvxGraphicPosition = GPOS_AREA;
306 : }
307 : else
308 : {
309 4 : const XFillBmpPosItem& rPosItem = static_cast< const XFillBmpPosItem& >(rSourceSet.Get(XATTR_FILLBMP_POS, bSearchInParents));
310 :
311 4 : switch(rPosItem.GetValue())
312 : {
313 0 : case RP_LT: aSvxGraphicPosition = GPOS_LT; break;
314 0 : case RP_MT: aSvxGraphicPosition = GPOS_MT; break;
315 0 : case RP_RT: aSvxGraphicPosition = GPOS_RT; break;
316 0 : case RP_LM: aSvxGraphicPosition = GPOS_LM; break;
317 4 : case RP_MM: aSvxGraphicPosition = GPOS_MM; break;
318 0 : case RP_RM: aSvxGraphicPosition = GPOS_RM; break;
319 0 : case RP_LB: aSvxGraphicPosition = GPOS_LB; break;
320 0 : case RP_MB: aSvxGraphicPosition = GPOS_MB; break;
321 0 : case RP_RB: aSvxGraphicPosition = GPOS_RB; break;
322 : }
323 : }
324 :
325 : // create with given graphic and position
326 22 : aRetval = SvxBrushItem(aGraphic, aSvxGraphicPosition, nBackgroundID);
327 :
328 : // get evtl. mixed transparence
329 22 : const sal_uInt16 nFillTransparence(getTransparenceForSvxBrushItem(rSourceSet, bSearchInParents));
330 :
331 22 : if(0 != nFillTransparence)
332 : {
333 : // #i125189# nFillTransparence is in range [0..100] and needs to be in [0..100] signed
334 0 : aRetval.setGraphicTransparency(static_cast< sal_Int8 >(nFillTransparence));
335 : }
336 :
337 22 : break;
338 : }
339 : }
340 :
341 412 : return aRetval;
342 651 : }
343 :
344 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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