pagepreviewprimitive2d.cxx (464702f4) pagepreviewprimitive2d.cxx (a6c67450)
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21
22
23
24// MARKER(update_precomp.py): autogen include statement, do not remove
25#include "precompiled_drawinglayer.hxx"
26
27#include <drawinglayer/primitive2d/pagepreviewprimitive2d.hxx>

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38
39//////////////////////////////////////////////////////////////////////////////
40
41namespace drawinglayer
42{
43 namespace primitive2d
44 {
45 Primitive2DSequence PagePreviewPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
20 *************************************************************/
21
22
23
24// MARKER(update_precomp.py): autogen include statement, do not remove
25#include "precompiled_drawinglayer.hxx"
26
27#include <drawinglayer/primitive2d/pagepreviewprimitive2d.hxx>

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38
39//////////////////////////////////////////////////////////////////////////////
40
41namespace drawinglayer
42{
43 namespace primitive2d
44 {
45 Primitive2DSequence PagePreviewPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
46 {
47 Primitive2DSequence xRetval;
48 Primitive2DSequence aContent(getPageContent());
46 {
47 Primitive2DSequence xRetval;
48 Primitive2DSequence aContent(getPageContent());
49
49
50 if(aContent.hasElements()
50 if(aContent.hasElements()
51 && basegfx::fTools::more(getContentWidth(), 0.0)
52 && basegfx::fTools::more(getContentHeight(), 0.0))
51 && basegfx::fTools::more(getContentWidth(), 0.0)
52 && basegfx::fTools::more(getContentHeight(), 0.0))
53 {
53 {
54 // the decomposed matrix will be needed
55 basegfx::B2DVector aScale, aTranslate;
56 double fRotate, fShearX;
57 getTransform().decompose(aScale, aTranslate, fRotate, fShearX);
58
59 if(basegfx::fTools::more(aScale.getX(), 0.0) && basegfx::fTools::more(aScale.getY(), 0.0))
60 {
54 // the decomposed matrix will be needed
55 basegfx::B2DVector aScale, aTranslate;
56 double fRotate, fShearX;
57 getTransform().decompose(aScale, aTranslate, fRotate, fShearX);
58
59 if(basegfx::fTools::more(aScale.getX(), 0.0) && basegfx::fTools::more(aScale.getY(), 0.0))
60 {
61 // check if content overlaps with tageted size and needs to be embedded with a
61 // check if content overlaps with targeted size and needs to be embedded with a
62 // clipping primitive
63 const basegfx::B2DRange aRealContentRange(getB2DRangeFromPrimitive2DSequence(aContent, rViewInformation));
64 const basegfx::B2DRange aAllowedContentRange(0.0, 0.0, getContentWidth(), getContentHeight());
65
66 if(!aAllowedContentRange.isInside(aRealContentRange))
67 {
68 const Primitive2DReference xReferenceA(
62 // clipping primitive
63 const basegfx::B2DRange aRealContentRange(getB2DRangeFromPrimitive2DSequence(aContent, rViewInformation));
64 const basegfx::B2DRange aAllowedContentRange(0.0, 0.0, getContentWidth(), getContentHeight());
65
66 if(!aAllowedContentRange.isInside(aRealContentRange))
67 {
68 const Primitive2DReference xReferenceA(
69 new MaskPrimitive2D(
70 basegfx::B2DPolyPolygon(
71 basegfx::tools::createPolygonFromRect(aAllowedContentRange)), aContent));
69 new MaskPrimitive2D(
70 basegfx::B2DPolyPolygon(
71 basegfx::tools::createPolygonFromRect(aAllowedContentRange)), aContent));
72 aContent = Primitive2DSequence(&xReferenceA, 1);
73 }
74
75 // create a mapping from content to object.
76 basegfx::B2DHomMatrix aPageTrans;
77
78 if(getKeepAspectRatio())
79 {
72 aContent = Primitive2DSequence(&xReferenceA, 1);
73 }
74
75 // create a mapping from content to object.
76 basegfx::B2DHomMatrix aPageTrans;
77
78 if(getKeepAspectRatio())
79 {
80 // #i101075# when keeping the aspect ratio is wanted, it is necessary to calculate
81 // an equidistant scaling in X and Y and a corresponding translation to
82 // center the output. Calculate needed scale factors
83 const double fScaleX(aScale.getX() / getContentWidth());
84 const double fScaleY(aScale.getY() / getContentHeight());
85
86 // to keep the aspect, use the smaller scale and adapt missing size by translation
80 // #i101075# when keeping the aspect ratio is wanted, it is necessary to calculate
81 // an equidistant scaling in X and Y and a corresponding translation to
82 // center the output. Calculate needed scale factors
83 const double fScaleX(aScale.getX() / getContentWidth());
84 const double fScaleY(aScale.getY() / getContentHeight());
85
86 // to keep the aspect, use the smaller scale and adapt missing size by translation
87 if(fScaleX < fScaleY)
88 {
89 // height needs to be adapted
90 const double fNeededHeight(aScale.getY() / fScaleX);
91 const double fSpaceToAdd(fNeededHeight - getContentHeight());
92
93 aPageTrans.translate(0.0, fSpaceToAdd * 0.5);
94 aPageTrans.scale(fScaleX, aScale.getY() / fNeededHeight);
95 }
96 else
97 {
98 // width needs to be adapted
99 const double fNeededWidth(aScale.getX() / fScaleY);
100 const double fSpaceToAdd(fNeededWidth - getContentWidth());
101
102 aPageTrans.translate(fSpaceToAdd * 0.5, 0.0);
103 aPageTrans.scale(aScale.getX() / fNeededWidth, fScaleY);
104 }
87 if(fScaleX < fScaleY)
88 {
89 // height needs to be adapted
90 const double fNeededHeight(aScale.getY() / fScaleX);
91 const double fSpaceToAdd(fNeededHeight - getContentHeight());
92
93 aPageTrans.translate(0.0, fSpaceToAdd * 0.5);
94 aPageTrans.scale(fScaleX, aScale.getY() / fNeededHeight);
95 }
96 else
97 {
98 // width needs to be adapted
99 const double fNeededWidth(aScale.getX() / fScaleY);
100 const double fSpaceToAdd(fNeededWidth - getContentWidth());
101
102 aPageTrans.translate(fSpaceToAdd * 0.5, 0.0);
103 aPageTrans.scale(aScale.getX() / fNeededWidth, fScaleY);
104 }
105
106 // add the missing object transformation aspects
105
106 // add the missing object transformation aspects
107 const basegfx::B2DHomMatrix aCombined(basegfx::tools::createShearXRotateTranslateB2DHomMatrix(
108 fShearX, fRotate, aTranslate.getX(), aTranslate.getY()));
107 const basegfx::B2DHomMatrix aCombined(basegfx::tools::createShearXRotateTranslateB2DHomMatrix(
108 fShearX, fRotate, aTranslate.getX(), aTranslate.getY()));
109 aPageTrans = aCombined * aPageTrans;
109 aPageTrans = aCombined * aPageTrans;
110 }
111 else
112 {
110 }
111 else
112 {
113 // completely scale to PageObject size. Scale to unit size.
113 // completely scale to PageObject size. Scale to unit size.
114 aPageTrans.scale(1.0/ getContentWidth(), 1.0 / getContentHeight());
114 aPageTrans.scale(1.0/ getContentWidth(), 1.0 / getContentHeight());
115
116 // apply object matrix
115
116 // apply object matrix
117 aPageTrans *= getTransform();
118 }
117 aPageTrans *= getTransform();
118 }
119
119
120 // embed in necessary transformation to map from SdrPage to SdrPageObject
121 const Primitive2DReference xReferenceB(new TransformPrimitive2D(aPageTrans, aContent));
122 xRetval = Primitive2DSequence(&xReferenceB, 1);
123 }
120 // embed in necessary transformation to map from SdrPage to SdrPageObject
121 const Primitive2DReference xReferenceB(new TransformPrimitive2D(aPageTrans, aContent));
122 xRetval = Primitive2DSequence(&xReferenceB, 1);
123 }
124 }
124 }
125
125
126 return xRetval;
127 }
126 return xRetval;
127 }
128
129 PagePreviewPrimitive2D::PagePreviewPrimitive2D(
130 const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& rxDrawPage,
128
129 PagePreviewPrimitive2D::PagePreviewPrimitive2D(
130 const ::com::sun::star::uno::Reference< ::com::sun::star::drawing::XDrawPage >& rxDrawPage,
131 const basegfx::B2DHomMatrix& rTransform,
132 double fContentWidth,
133 double fContentHeight,
131 const basegfx::B2DHomMatrix& rTransform,
132 double fContentWidth,
133 double fContentHeight,
134 const Primitive2DSequence& rPageContent,
135 bool bKeepAspectRatio)
136 : BufferedDecompositionPrimitive2D(),
134 const Primitive2DSequence& rPageContent,
135 bool bKeepAspectRatio)
136 : BufferedDecompositionPrimitive2D(),
137 mxDrawPage(rxDrawPage),
138 maPageContent(rPageContent),
139 maTransform(rTransform),
140 mfContentWidth(fContentWidth),
141 mfContentHeight(fContentHeight),
137 mxDrawPage(rxDrawPage),
138 maPageContent(rPageContent),
139 maTransform(rTransform),
140 mfContentWidth(fContentWidth),
141 mfContentHeight(fContentHeight),
142 mbKeepAspectRatio(bKeepAspectRatio)
143 {
144 }
145
146 bool PagePreviewPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
147 {
148 if(BasePrimitive2D::operator==(rPrimitive))
149 {
150 const PagePreviewPrimitive2D& rCompare = static_cast< const PagePreviewPrimitive2D& >(rPrimitive);
142 mbKeepAspectRatio(bKeepAspectRatio)
143 {
144 }
145
146 bool PagePreviewPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
147 {
148 if(BasePrimitive2D::operator==(rPrimitive))
149 {
150 const PagePreviewPrimitive2D& rCompare = static_cast< const PagePreviewPrimitive2D& >(rPrimitive);
151
152 return (getXDrawPage() == rCompare.getXDrawPage()
153 && getPageContent() == rCompare.getPageContent()
154 && getTransform() == rCompare.getTransform()
155 && getContentWidth() == rCompare.getContentWidth()
156 && getContentHeight() == rCompare.getContentHeight()
157 && getKeepAspectRatio() == rCompare.getKeepAspectRatio());
151
152 return (getXDrawPage() == rCompare.getXDrawPage()
153 && getPageContent() == rCompare.getPageContent()
154 && getTransform() == rCompare.getTransform()
155 && getContentWidth() == rCompare.getContentWidth()
156 && getContentHeight() == rCompare.getContentHeight()
157 && getKeepAspectRatio() == rCompare.getKeepAspectRatio());
158 }
159
160 return false;
161 }
162
158 }
159
160 return false;
161 }
162
163 basegfx::B2DRange PagePreviewPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation`*/) const
164 {
165 // nothing is allowed to stick out of a PagePreviewPrimitive, thus we
166 // can quickly deliver our range here
163 basegfx::B2DRange PagePreviewPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation`*/) const
164 {
165 // nothing is allowed to stick out of a PagePreviewPrimitive, thus we
166 // can quickly deliver our range here
167 basegfx::B2DRange aRetval(0.0, 0.0, 1.0, 1.0);
168 aRetval.transform(getTransform());
169 return aRetval;
167 basegfx::B2DRange aRetval(0.0, 0.0, 1.0, 1.0);
168 aRetval.transform(getTransform());
169 return aRetval;
170 }
170 }
171
172 // provide unique ID
173 ImplPrimitrive2DIDBlock(PagePreviewPrimitive2D, PRIMITIVE2D_ID_PAGEPREVIEWPRIMITIVE2D)
174
175 } // end of namespace primitive2d
176} // end of namespace drawinglayer
177
171
172 // provide unique ID
173 ImplPrimitrive2DIDBlock(PagePreviewPrimitive2D, PRIMITIVE2D_ID_PAGEPREVIEWPRIMITIVE2D)
174
175 } // end of namespace primitive2d
176} // end of namespace drawinglayer
177
178//////////////////////////////////////////////////////////////////////////////
179// eof
178/* vim: set noet sw=4 ts=4: */