gradienttools.cxx (07540651) gradienttools.cxx (7024eca9)
1/**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance

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357 fAngle,
358 false);
359 }
360
361 double getLinearGradientAlpha(const B2DPoint& rUV, const ODFGradientInfo& rGradInfo)
362 {
363 const B2DPoint aCoor(rGradInfo.getBackTextureTransform() * rUV);
364
1/**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance

--- 348 unchanged lines hidden (view full) ---

357 fAngle,
358 false);
359 }
360
361 double getLinearGradientAlpha(const B2DPoint& rUV, const ODFGradientInfo& rGradInfo)
362 {
363 const B2DPoint aCoor(rGradInfo.getBackTextureTransform() * rUV);
364
365 if(aCoor.getX() < 0.0 || aCoor.getX() > 1.0)
366 {
367 return 0.0;
368 }
365 // Ignore Y, this is not needed at all for Y-Oriented gradients
366 // if(aCoor.getX() < 0.0 || aCoor.getX() > 1.0)
367 // {
368 // return 0.0;
369 // }
369
370 if(aCoor.getY() <= 0.0)
371 {
370
371 if(aCoor.getY() <= 0.0)
372 {
372 return 0.0;
373 return 0.0; // start value for inside
373 }
374
375 if(aCoor.getY() >= 1.0)
376 {
374 }
375
376 if(aCoor.getY() >= 1.0)
377 {
377 return 1.0;
378 return 1.0; // end value for outside
378 }
379
380 const sal_uInt32 nSteps(rGradInfo.getSteps());
381
382 if(nSteps)
383 {
384 return floor(aCoor.getY() * nSteps) / double(nSteps - 1);
385 }
386
387 return aCoor.getY();
388 }
389
390 double getAxialGradientAlpha(const B2DPoint& rUV, const ODFGradientInfo& rGradInfo)
391 {
392 const B2DPoint aCoor(rGradInfo.getBackTextureTransform() * rUV);
393
379 }
380
381 const sal_uInt32 nSteps(rGradInfo.getSteps());
382
383 if(nSteps)
384 {
385 return floor(aCoor.getY() * nSteps) / double(nSteps - 1);
386 }
387
388 return aCoor.getY();
389 }
390
391 double getAxialGradientAlpha(const B2DPoint& rUV, const ODFGradientInfo& rGradInfo)
392 {
393 const B2DPoint aCoor(rGradInfo.getBackTextureTransform() * rUV);
394
394 if(aCoor.getX() < 0.0 || aCoor.getX() > 1.0)
395 {
396 return 0.0;
397 }
395 // Ignore Y, this is not needed at all for Y-Oriented gradients
396 //if(aCoor.getX() < 0.0 || aCoor.getX() > 1.0)
397 //{
398 // return 0.0;
399 //}
398
399 const double fAbsY(fabs(aCoor.getY()));
400
401 if(fAbsY >= 1.0)
402 {
400
401 const double fAbsY(fabs(aCoor.getY()));
402
403 if(fAbsY >= 1.0)
404 {
403 return 0.0;
405 return 1.0; // use end value when outside in Y
404 }
405
406 const sal_uInt32 nSteps(rGradInfo.getSteps());
407
408 if(nSteps)
409 {
410 return floor(fAbsY * nSteps) / double(nSteps - 1);
411 }

--- 65 unchanged lines hidden --- 		406 }
407
408 const sal_uInt32 nSteps(rGradInfo.getSteps());
409
410 if(nSteps)
411 {
412 return floor(fAbsY * nSteps) / double(nSteps - 1);
413 }

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