diff options
Diffstat (limited to 'demos/embedded/fluidlauncher/pictureflow.cpp')
| -rw-r--r-- | demos/embedded/fluidlauncher/pictureflow.cpp | 430 |
1 files changed, 212 insertions, 218 deletions
diff --git a/demos/embedded/fluidlauncher/pictureflow.cpp b/demos/embedded/fluidlauncher/pictureflow.cpp index c8b01aea4..f0fedf4be 100644 --- a/demos/embedded/fluidlauncher/pictureflow.cpp +++ b/demos/embedded/fluidlauncher/pictureflow.cpp @@ -1,66 +1,67 @@ /**************************************************************************** ** -* Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies) -* This is version of the Pictureflow animated image show widget modified by Nokia. -* -* $QT_BEGIN_LICENSE:LGPL$ -* No Commercial Usage -* This file contains pre-release code and may not be distributed. -* You may use this file in accordance with the terms and conditions -* contained in the either Technology Preview License Agreement or the -* Beta Release License Agreement. -* -* GNU Lesser General Public License Usage -* Alternatively, this file may be used under the terms of the GNU Lesser -* General Public License version 2.1 as published by the Free Software -* Foundation and appearing in the file LICENSE.LGPL included in the -* packaging of this file. Please review the following information to -* ensure the GNU Lesser General Public License version 2.1 requirements -* will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -* -* In addition, as a special exception, Nokia gives you certain -* additional rights. These rights are described in the Nokia Qt LGPL -* Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this -* package. -* -* GNU General Public License Usage -* Alternatively, this file may be used under the terms of the GNU -* General Public License version 3.0 as published by the Free Software -* Foundation and appearing in the file LICENSE.GPL included in the -* packaging of this file. Please review the following information to -* ensure the GNU General Public License version 3.0 requirements will be -* met: http://www.gnu.org/copyleft/gpl.html. -* -* If you are unsure which license is appropriate for your use, please -* contact the sales department at http://www.qtsoftware.com/contact. -* $QT_END_LICENSE$ -* -* -* Redistribution and use in source and binary forms, with or without -* modification, are permitted provided that the following conditions are met: -* * Redistributions of source code must retain the above copyright -* notice, this list of conditions and the following disclaimer. -* * Redistributions in binary form must reproduce the above copyright -* notice, this list of conditions and the following disclaimer in the -* documentation and/or other materials provided with the distribution. -* * Neither the name of the <organization> nor the -* names of its contributors may be used to endorse or promote products -* derived from this software without specific prior written permission. -* -* THIS SOFTWARE IS PROVIDED BY TROLLTECH ASA ``AS IS'' AND ANY -* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -* DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY -* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND -* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This is a version of the Pictureflow animated image show widget modified by Nokia. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://qt.nokia.com/contact. +** $QT_END_LICENSE$ +** +** Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in the +** documentation and/or other materials provided with the distribution. +** * Neither the name of the <organization> nor the +** names of its contributors may be used to endorse or promote products +** derived from this software without specific prior written permission. +** +** THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY +** EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +** DISCLAIMED. IN NO EVENT SHALL Nokia Corporation BE LIABLE FOR ANY +** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +** ****************************************************************************/ -/* +/* ORIGINAL COPYRIGHT HEADER PictureFlow - animated image show widget http://pictureflow.googlecode.com @@ -157,134 +158,134 @@ inline PFreal floatToFixed(float val) // warning: regenerate the table if IANGLE_MAX and PFREAL_SHIFT are changed! static const PFreal sinTable[IANGLE_MAX] = { - 3, 9, 15, 21, 28, 34, 40, 47, - 53, 59, 65, 72, 78, 84, 90, 97, - 103, 109, 115, 122, 128, 134, 140, 147, - 153, 159, 165, 171, 178, 184, 190, 196, - 202, 209, 215, 221, 227, 233, 239, 245, - 251, 257, 264, 270, 276, 282, 288, 294, - 300, 306, 312, 318, 324, 330, 336, 342, - 347, 353, 359, 365, 371, 377, 383, 388, - 394, 400, 406, 412, 417, 423, 429, 434, - 440, 446, 451, 457, 463, 468, 474, 479, - 485, 491, 496, 501, 507, 512, 518, 523, - 529, 534, 539, 545, 550, 555, 561, 566, - 571, 576, 581, 587, 592, 597, 602, 607, - 612, 617, 622, 627, 632, 637, 642, 647, - 652, 656, 661, 666, 671, 675, 680, 685, - 690, 694, 699, 703, 708, 712, 717, 721, - 726, 730, 735, 739, 743, 748, 752, 756, - 760, 765, 769, 773, 777, 781, 785, 789, - 793, 797, 801, 805, 809, 813, 816, 820, - 824, 828, 831, 835, 839, 842, 846, 849, - 853, 856, 860, 863, 866, 870, 873, 876, - 879, 883, 886, 889, 892, 895, 898, 901, - 904, 907, 910, 913, 916, 918, 921, 924, - 927, 929, 932, 934, 937, 939, 942, 944, - 947, 949, 951, 954, 956, 958, 960, 963, - 965, 967, 969, 971, 973, 975, 977, 978, - 980, 982, 984, 986, 987, 989, 990, 992, - 994, 995, 997, 998, 999, 1001, 1002, 1003, - 1004, 1006, 1007, 1008, 1009, 1010, 1011, 1012, - 1013, 1014, 1015, 1015, 1016, 1017, 1018, 1018, - 1019, 1019, 1020, 1020, 1021, 1021, 1022, 1022, - 1022, 1023, 1023, 1023, 1023, 1023, 1023, 1023, - 1023, 1023, 1023, 1023, 1023, 1023, 1023, 1022, - 1022, 1022, 1021, 1021, 1020, 1020, 1019, 1019, - 1018, 1018, 1017, 1016, 1015, 1015, 1014, 1013, - 1012, 1011, 1010, 1009, 1008, 1007, 1006, 1004, - 1003, 1002, 1001, 999, 998, 997, 995, 994, - 992, 990, 989, 987, 986, 984, 982, 980, - 978, 977, 975, 973, 971, 969, 967, 965, - 963, 960, 958, 956, 954, 951, 949, 947, - 944, 942, 939, 937, 934, 932, 929, 927, - 924, 921, 918, 916, 913, 910, 907, 904, - 901, 898, 895, 892, 889, 886, 883, 879, - 876, 873, 870, 866, 863, 860, 856, 853, - 849, 846, 842, 839, 835, 831, 828, 824, - 820, 816, 813, 809, 805, 801, 797, 793, - 789, 785, 781, 777, 773, 769, 765, 760, - 756, 752, 748, 743, 739, 735, 730, 726, - 721, 717, 712, 708, 703, 699, 694, 690, - 685, 680, 675, 671, 666, 661, 656, 652, - 647, 642, 637, 632, 627, 622, 617, 612, - 607, 602, 597, 592, 587, 581, 576, 571, - 566, 561, 555, 550, 545, 539, 534, 529, - 523, 518, 512, 507, 501, 496, 491, 485, - 479, 474, 468, 463, 457, 451, 446, 440, - 434, 429, 423, 417, 412, 406, 400, 394, - 388, 383, 377, 371, 365, 359, 353, 347, - 342, 336, 330, 324, 318, 312, 306, 300, - 294, 288, 282, 276, 270, 264, 257, 251, - 245, 239, 233, 227, 221, 215, 209, 202, - 196, 190, 184, 178, 171, 165, 159, 153, - 147, 140, 134, 128, 122, 115, 109, 103, - 97, 90, 84, 78, 72, 65, 59, 53, - 47, 40, 34, 28, 21, 15, 9, 3, - -4, -10, -16, -22, -29, -35, -41, -48, - -54, -60, -66, -73, -79, -85, -91, -98, - -104, -110, -116, -123, -129, -135, -141, -148, - -154, -160, -166, -172, -179, -185, -191, -197, - -203, -210, -216, -222, -228, -234, -240, -246, - -252, -258, -265, -271, -277, -283, -289, -295, - -301, -307, -313, -319, -325, -331, -337, -343, - -348, -354, -360, -366, -372, -378, -384, -389, - -395, -401, -407, -413, -418, -424, -430, -435, - -441, -447, -452, -458, -464, -469, -475, -480, - -486, -492, -497, -502, -508, -513, -519, -524, - -530, -535, -540, -546, -551, -556, -562, -567, - -572, -577, -582, -588, -593, -598, -603, -608, - -613, -618, -623, -628, -633, -638, -643, -648, - -653, -657, -662, -667, -672, -676, -681, -686, - -691, -695, -700, -704, -709, -713, -718, -722, - -727, -731, -736, -740, -744, -749, -753, -757, - -761, -766, -770, -774, -778, -782, -786, -790, - -794, -798, -802, -806, -810, -814, -817, -821, - -825, -829, -832, -836, -840, -843, -847, -850, - -854, -857, -861, -864, -867, -871, -874, -877, - -880, -884, -887, -890, -893, -896, -899, -902, - -905, -908, -911, -914, -917, -919, -922, -925, - -928, -930, -933, -935, -938, -940, -943, -945, - -948, -950, -952, -955, -957, -959, -961, -964, - -966, -968, -970, -972, -974, -976, -978, -979, - -981, -983, -985, -987, -988, -990, -991, -993, - -995, -996, -998, -999, -1000, -1002, -1003, -1004, - -1005, -1007, -1008, -1009, -1010, -1011, -1012, -1013, - -1014, -1015, -1016, -1016, -1017, -1018, -1019, -1019, - -1020, -1020, -1021, -1021, -1022, -1022, -1023, -1023, - -1023, -1024, -1024, -1024, -1024, -1024, -1024, -1024, - -1024, -1024, -1024, -1024, -1024, -1024, -1024, -1023, - -1023, -1023, -1022, -1022, -1021, -1021, -1020, -1020, - -1019, -1019, -1018, -1017, -1016, -1016, -1015, -1014, - -1013, -1012, -1011, -1010, -1009, -1008, -1007, -1005, - -1004, -1003, -1002, -1000, -999, -998, -996, -995, - -993, -991, -990, -988, -987, -985, -983, -981, - -979, -978, -976, -974, -972, -970, -968, -966, - -964, -961, -959, -957, -955, -952, -950, -948, - -945, -943, -940, -938, -935, -933, -930, -928, - -925, -922, -919, -917, -914, -911, -908, -905, - -902, -899, -896, -893, -890, -887, -884, -880, - -877, -874, -871, -867, -864, -861, -857, -854, - -850, -847, -843, -840, -836, -832, -829, -825, - -821, -817, -814, -810, -806, -802, -798, -794, - -790, -786, -782, -778, -774, -770, -766, -761, - -757, -753, -749, -744, -740, -736, -731, -727, - -722, -718, -713, -709, -704, -700, -695, -691, - -686, -681, -676, -672, -667, -662, -657, -653, - -648, -643, -638, -633, -628, -623, -618, -613, - -608, -603, -598, -593, -588, -582, -577, -572, - -567, -562, -556, -551, -546, -540, -535, -530, - -524, -519, -513, -508, -502, -497, -492, -486, - -480, -475, -469, -464, -458, -452, -447, -441, - -435, -430, -424, -418, -413, -407, -401, -395, - -389, -384, -378, -372, -366, -360, -354, -348, - -343, -337, -331, -325, -319, -313, -307, -301, - -295, -289, -283, -277, -271, -265, -258, -252, - -246, -240, -234, -228, -222, -216, -210, -203, - -197, -191, -185, -179, -172, -166, -160, -154, - -148, -141, -135, -129, -123, -116, -110, -104, - -98, -91, -85, -79, -73, -66, -60, -54, - -48, -41, -35, -29, -22, -16, -10, -4 + 3, 9, 15, 21, 28, 34, 40, 47, + 53, 59, 65, 72, 78, 84, 90, 97, + 103, 109, 115, 122, 128, 134, 140, 147, + 153, 159, 165, 171, 178, 184, 190, 196, + 202, 209, 215, 221, 227, 233, 239, 245, + 251, 257, 264, 270, 276, 282, 288, 294, + 300, 306, 312, 318, 324, 330, 336, 342, + 347, 353, 359, 365, 371, 377, 383, 388, + 394, 400, 406, 412, 417, 423, 429, 434, + 440, 446, 451, 457, 463, 468, 474, 479, + 485, 491, 496, 501, 507, 512, 518, 523, + 529, 534, 539, 545, 550, 555, 561, 566, + 571, 576, 581, 587, 592, 597, 602, 607, + 612, 617, 622, 627, 632, 637, 642, 647, + 652, 656, 661, 666, 671, 675, 680, 685, + 690, 694, 699, 703, 708, 712, 717, 721, + 726, 730, 735, 739, 743, 748, 752, 756, + 760, 765, 769, 773, 777, 781, 785, 789, + 793, 797, 801, 805, 809, 813, 816, 820, + 824, 828, 831, 835, 839, 842, 846, 849, + 853, 856, 860, 863, 866, 870, 873, 876, + 879, 883, 886, 889, 892, 895, 898, 901, + 904, 907, 910, 913, 916, 918, 921, 924, + 927, 929, 932, 934, 937, 939, 942, 944, + 947, 949, 951, 954, 956, 958, 960, 963, + 965, 967, 969, 971, 973, 975, 977, 978, + 980, 982, 984, 986, 987, 989, 990, 992, + 994, 995, 997, 998, 999, 1001, 1002, 1003, + 1004, 1006, 1007, 1008, 1009, 1010, 1011, 1012, + 1013, 1014, 1015, 1015, 1016, 1017, 1018, 1018, + 1019, 1019, 1020, 1020, 1021, 1021, 1022, 1022, + 1022, 1023, 1023, 1023, 1023, 1023, 1023, 1023, + 1023, 1023, 1023, 1023, 1023, 1023, 1023, 1022, + 1022, 1022, 1021, 1021, 1020, 1020, 1019, 1019, + 1018, 1018, 1017, 1016, 1015, 1015, 1014, 1013, + 1012, 1011, 1010, 1009, 1008, 1007, 1006, 1004, + 1003, 1002, 1001, 999, 998, 997, 995, 994, + 992, 990, 989, 987, 986, 984, 982, 980, + 978, 977, 975, 973, 971, 969, 967, 965, + 963, 960, 958, 956, 954, 951, 949, 947, + 944, 942, 939, 937, 934, 932, 929, 927, + 924, 921, 918, 916, 913, 910, 907, 904, + 901, 898, 895, 892, 889, 886, 883, 879, + 876, 873, 870, 866, 863, 860, 856, 853, + 849, 846, 842, 839, 835, 831, 828, 824, + 820, 816, 813, 809, 805, 801, 797, 793, + 789, 785, 781, 777, 773, 769, 765, 760, + 756, 752, 748, 743, 739, 735, 730, 726, + 721, 717, 712, 708, 703, 699, 694, 690, + 685, 680, 675, 671, 666, 661, 656, 652, + 647, 642, 637, 632, 627, 622, 617, 612, + 607, 602, 597, 592, 587, 581, 576, 571, + 566, 561, 555, 550, 545, 539, 534, 529, + 523, 518, 512, 507, 501, 496, 491, 485, + 479, 474, 468, 463, 457, 451, 446, 440, + 434, 429, 423, 417, 412, 406, 400, 394, + 388, 383, 377, 371, 365, 359, 353, 347, + 342, 336, 330, 324, 318, 312, 306, 300, + 294, 288, 282, 276, 270, 264, 257, 251, + 245, 239, 233, 227, 221, 215, 209, 202, + 196, 190, 184, 178, 171, 165, 159, 153, + 147, 140, 134, 128, 122, 115, 109, 103, + 97, 90, 84, 78, 72, 65, 59, 53, + 47, 40, 34, 28, 21, 15, 9, 3, + -4, -10, -16, -22, -29, -35, -41, -48, + -54, -60, -66, -73, -79, -85, -91, -98, + -104, -110, -116, -123, -129, -135, -141, -148, + -154, -160, -166, -172, -179, -185, -191, -197, + -203, -210, -216, -222, -228, -234, -240, -246, + -252, -258, -265, -271, -277, -283, -289, -295, + -301, -307, -313, -319, -325, -331, -337, -343, + -348, -354, -360, -366, -372, -378, -384, -389, + -395, -401, -407, -413, -418, -424, -430, -435, + -441, -447, -452, -458, -464, -469, -475, -480, + -486, -492, -497, -502, -508, -513, -519, -524, + -530, -535, -540, -546, -551, -556, -562, -567, + -572, -577, -582, -588, -593, -598, -603, -608, + -613, -618, -623, -628, -633, -638, -643, -648, + -653, -657, -662, -667, -672, -676, -681, -686, + -691, -695, -700, -704, -709, -713, -718, -722, + -727, -731, -736, -740, -744, -749, -753, -757, + -761, -766, -770, -774, -778, -782, -786, -790, + -794, -798, -802, -806, -810, -814, -817, -821, + -825, -829, -832, -836, -840, -843, -847, -850, + -854, -857, -861, -864, -867, -871, -874, -877, + -880, -884, -887, -890, -893, -896, -899, -902, + -905, -908, -911, -914, -917, -919, -922, -925, + -928, -930, -933, -935, -938, -940, -943, -945, + -948, -950, -952, -955, -957, -959, -961, -964, + -966, -968, -970, -972, -974, -976, -978, -979, + -981, -983, -985, -987, -988, -990, -991, -993, + -995, -996, -998, -999, -1000, -1002, -1003, -1004, + -1005, -1007, -1008, -1009, -1010, -1011, -1012, -1013, + -1014, -1015, -1016, -1016, -1017, -1018, -1019, -1019, + -1020, -1020, -1021, -1021, -1022, -1022, -1023, -1023, + -1023, -1024, -1024, -1024, -1024, -1024, -1024, -1024, + -1024, -1024, -1024, -1024, -1024, -1024, -1024, -1023, + -1023, -1023, -1022, -1022, -1021, -1021, -1020, -1020, + -1019, -1019, -1018, -1017, -1016, -1016, -1015, -1014, + -1013, -1012, -1011, -1010, -1009, -1008, -1007, -1005, + -1004, -1003, -1002, -1000, -999, -998, -996, -995, + -993, -991, -990, -988, -987, -985, -983, -981, + -979, -978, -976, -974, -972, -970, -968, -966, + -964, -961, -959, -957, -955, -952, -950, -948, + -945, -943, -940, -938, -935, -933, -930, -928, + -925, -922, -919, -917, -914, -911, -908, -905, + -902, -899, -896, -893, -890, -887, -884, -880, + -877, -874, -871, -867, -864, -861, -857, -854, + -850, -847, -843, -840, -836, -832, -829, -825, + -821, -817, -814, -810, -806, -802, -798, -794, + -790, -786, -782, -778, -774, -770, -766, -761, + -757, -753, -749, -744, -740, -736, -731, -727, + -722, -718, -713, -709, -704, -700, -695, -691, + -686, -681, -676, -672, -667, -662, -657, -653, + -648, -643, -638, -633, -628, -623, -618, -613, + -608, -603, -598, -593, -588, -582, -577, -572, + -567, -562, -556, -551, -546, -540, -535, -530, + -524, -519, -513, -508, -502, -497, -492, -486, + -480, -475, -469, -464, -458, -452, -447, -441, + -435, -430, -424, -418, -413, -407, -401, -395, + -389, -384, -378, -372, -366, -360, -354, -348, + -343, -337, -331, -325, -319, -313, -307, -301, + -295, -289, -283, -277, -271, -265, -258, -252, + -246, -240, -234, -228, -222, -216, -210, -203, + -197, -191, -185, -179, -172, -166, -160, -154, + -148, -141, -135, -129, -123, -116, -110, -104, + -98, -91, -85, -79, -73, -66, -60, -54, + -48, -41, -35, -29, -22, -16, -10, -4 }; // this is the program the generate the above table @@ -327,7 +328,7 @@ inline PFreal fsin(int iangle) while(iangle < 0) iangle += IANGLE_MAX; return sinTable[iangle & IANGLE_MASK]; -} +} inline PFreal fcos(int iangle) { @@ -443,7 +444,7 @@ PictureFlowPrivate::PictureFlowPrivate(PictureFlow* w) triggerTimer.setSingleShot(true); triggerTimer.setInterval(0); QObject::connect(&triggerTimer, SIGNAL(timeout()), widget, SLOT(render())); - + recalc(200, 200); resetSlides(); } @@ -502,7 +503,7 @@ void PictureFlowPrivate::setSlide(int index, const QImage& image) slideImages[index] = image; surfaceCache.remove(index); triggerRender(); - } + } } int PictureFlowPrivate::getTarget() const @@ -513,7 +514,7 @@ int PictureFlowPrivate::getTarget() const int PictureFlowPrivate::currentSlide() const { return centerIndex; -} +} void PictureFlowPrivate::setCurrentSlide(int index) { @@ -622,7 +623,7 @@ static QImage prepareSurface(QImage img, int w, int h) int hofs = h / 3; // offscreen buffer: black is sweet - QImage result(hs, w, QImage::Format_RGB16); + QImage result(hs, w, QImage::Format_RGB16); result.fill(0); // transpose the image, this is to speed-up the rendering @@ -699,7 +700,7 @@ QImage* PictureFlowPrivate::surface(int slideIndex) } -// Schedules rendering the slides. Call this function to avoid immediate +// Schedules rendering the slides. Call this function to avoid immediate // render and thus cause less flicker. void PictureFlowPrivate::triggerRender() { @@ -727,7 +728,7 @@ void PictureFlowPrivate::render() QRect rs = renderSlide(leftSlides[index], alpha, 0, c1-1); if(!rs.isEmpty()) c1 = rs.left(); - } + } for(int index = 0; index < nright-1; index++) { int alpha = (index < nright-2) ? 256 : 128; @@ -769,7 +770,7 @@ void PictureFlowPrivate::render() c1 = rs.left(); alpha = (step > 0) ? 256-fade/2 : 256; - } + } for(int index = 0; index < nright; index++) { int alpha = (index < nright-2) ? 256 : 128; @@ -784,8 +785,6 @@ void PictureFlowPrivate::render() c2 = rs.right(); } - - QPainter painter; painter.begin(&buffer); @@ -803,7 +802,6 @@ void PictureFlowPrivate::render() painter.drawText( QRect(0,0, buffer.width(), (buffer.height() - slideSize().height())/2), Qt::AlignCenter, captions[leftTextIndex+1]); - painter.end(); } } @@ -833,8 +831,8 @@ int col1, int col2) if(!src) return QRect(); - QRect rect(0, 0, 0, 0); - + QRect rect(0, 0, 0, 0); + #ifdef PICTUREFLOW_BILINEAR_FILTER int sw = src->height() / BILINEAR_STRETCH_HOR; int sh = src->width() / BILINEAR_STRETCH_VER; @@ -899,10 +897,10 @@ int col1, int col2) if(column < 0) continue; - rect.setRight(x); + rect.setRight(x); if(!flag) rect.setLeft(x); - flag = true; + flag = true; int y1 = h/2; int y2 = y1+ 1; @@ -932,7 +930,7 @@ int col1, int col2) y2++; pixel1 -= pixelstep; pixel2 += pixelstep; - } + } else while((y1 >= 0) && (y2 < h) && (p1 >= 0)) { @@ -958,8 +956,8 @@ int col1, int col2) y2++; pixel1 -= pixelstep; pixel2 += pixelstep; - } - } + } + } rect.setTop(0); rect.setBottom(h-1); @@ -1037,7 +1035,7 @@ void PictureFlowPrivate::updateAnimation() const int max = 2 * 65536; int fi = slideFrame; - fi -= (target << 16); + fi -= (target << 16); if(fi < 0) fi = -fi; fi = qMin(fi, max); @@ -1052,7 +1050,7 @@ void PictureFlowPrivate::updateAnimation() int pos = slideFrame & 0xffff; int neg = 65536 - pos; int tick = (step < 0) ? neg : pos; - PFreal ftick = (tick * PFREAL_ONE) >> 16; + PFreal ftick = (tick * PFREAL_ONE) >> 16; // the leftmost and rightmost slide must fade away fade = pos / 256; @@ -1082,7 +1080,7 @@ void PictureFlowPrivate::updateAnimation() step = 0; fade = 256; return; - } + } for(int i = 0; i < leftSlides.count(); i++) { @@ -1113,7 +1111,7 @@ void PictureFlowPrivate::updateAnimation() leftSlides[0].angle = (pos * itilt) >> 16; leftSlides[0].cx = -fmul(offsetX, ftick); leftSlides[0].cy = fmul(offsetY, ftick); - } + } // must change direction ? if(target < index) if(step > 0) @@ -1149,7 +1147,7 @@ PictureFlow::PictureFlow(QWidget* parent): QWidget(parent) PictureFlow::~PictureFlow() { delete d; -} +} int PictureFlow::slideCount() const { @@ -1249,7 +1247,7 @@ void PictureFlow::keyPressEvent(QKeyEvent* event) { if(event->modifiers() == Qt::ControlModifier) showSlide(currentSlide()-10); - else + else showPrevious(); event->accept(); return; @@ -1299,7 +1297,7 @@ void PictureFlow::mouseMoveEvent(QMouseEvent* event) { speed = ((qAbs(event->pos().x()-d->previousPos.x())*1000) / d->previousPosTimestamp.elapsed()) / (d->buffer.width() / 10); - + if (speed < SPEED_LOWER_THRESHOLD) speed = SPEED_LOWER_THRESHOLD; else if (speed > SPEED_UPPER_LIMIT) @@ -1307,19 +1305,17 @@ void PictureFlow::mouseMoveEvent(QMouseEvent* event) else { speed = SPEED_LOWER_THRESHOLD + (speed / 3); // qDebug() << "ACCELERATION ENABLED Speed = " << speed << ", Distance = " << distanceMovedSinceLastEvent; - } } - // qDebug() << "Speed = " << speed; // int incr = ((event->pos().x() - d->previousPos.x())/10) * speed; - + // qDebug() << "Incremented by " << incr; int incr = (distanceMovedSinceLastEvent * speed); - + //qDebug() << "(distanceMovedSinceLastEvent * speed) = " << incr; if (incr > d->pixelsToMovePerSlide*2) { @@ -1349,8 +1345,6 @@ void PictureFlow::mouseMoveEvent(QMouseEvent* event) d->pixelDistanceMoved = 0; */ } - - } d->previousPos = event->pos(); |