vcl/qa/cppunit/drawmode.cxx

   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
  10 #include <test/bootstrapfixture.hxx>
  11 #include <cppunit/TestAssert.h>
  12
  13 #include <tools/color.hxx>
  14
  15 #include <vcl/font.hxx>
  16 #include <vcl/metric.hxx>
  17 #include <vcl/settings.hxx>
  18
  19 #include <bitmap/BitmapWriteAccess.hxx>
  20 #include <drawmode.hxx>
  21
  22 class VclDrawModeTest : public test::BootstrapFixture
  23 {
  24 public:
  25     VclDrawModeTest()
  26         : BootstrapFixture(true, false)
  27     {
  28     }
  29
  30     void testDrawModeLineColor();
  31     void testDrawModeFillColor();
  32     void testDrawModeHatchColor();
  33     void testDrawModeTextColor();
  34     void testDrawModeFontColor();
  35     void testDrawModeBitmapEx();
  36
  37     CPPUNIT_TEST_SUITE(VclDrawModeTest);
  38
  39     CPPUNIT_TEST(testDrawModeLineColor);
  40     CPPUNIT_TEST(testDrawModeFillColor);
  41     CPPUNIT_TEST(testDrawModeHatchColor);
  42     CPPUNIT_TEST(testDrawModeTextColor);
  43     CPPUNIT_TEST(testDrawModeFontColor);
  44     CPPUNIT_TEST(testDrawModeBitmapEx);
  45
  46     CPPUNIT_TEST_SUITE_END();
  47 };
  48
  49 void VclDrawModeTest::testDrawModeLineColor()
  50 {
  51     const Color aColor = COL_RED;
  52     const sal_uInt8 cLum = aColor.GetLuminance();
  53     const StyleSettings aStyleSettings;
  54
  55     CPPUNIT_ASSERT_EQUAL(
  56         COL_BLACK, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::BlackLine, aStyleSettings));
  57     CPPUNIT_ASSERT_EQUAL(
  58         COL_WHITE, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::WhiteLine, aStyleSettings));
  59     CPPUNIT_ASSERT_EQUAL(
  60         Color(cLum, cLum, cLum),
  61         vcl::drawmode::GetLineColor(aColor, DrawModeFlags::GrayLine, aStyleSettings));
  62     CPPUNIT_ASSERT_EQUAL(
  63         aStyleSettings.GetWindowTextColor(),
  64         vcl::drawmode::GetLineColor(aColor, DrawModeFlags::SettingsLine, aStyleSettings));
  65
  66     Color aTransparentRed = COL_RED;
  67     aTransparentRed.SetAlpha(100);
  68
  69     CPPUNIT_ASSERT_EQUAL(
  70         aTransparentRed,
  71         vcl::drawmode::GetLineColor(aTransparentRed, DrawModeFlags::BlackLine, aStyleSettings));
  72     CPPUNIT_ASSERT_EQUAL(
  73         aTransparentRed,
  74         vcl::drawmode::GetLineColor(aTransparentRed, DrawModeFlags::WhiteLine, aStyleSettings));
  75     CPPUNIT_ASSERT_EQUAL(
  76         aTransparentRed,
  77         vcl::drawmode::GetLineColor(aTransparentRed, DrawModeFlags::GrayLine, aStyleSettings));
  78     CPPUNIT_ASSERT_EQUAL(
  79         aTransparentRed,
  80         vcl::drawmode::GetLineColor(aTransparentRed, DrawModeFlags::SettingsLine, aStyleSettings));
  81
  82     // noops
  83     CPPUNIT_ASSERT_EQUAL(
  84         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::NoFill, aStyleSettings));
  85     CPPUNIT_ASSERT_EQUAL(
  86         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::BlackFill, aStyleSettings));
  87     CPPUNIT_ASSERT_EQUAL(
  88         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::WhiteFill, aStyleSettings));
  89     CPPUNIT_ASSERT_EQUAL(
  90         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::GrayFill, aStyleSettings));
  91     CPPUNIT_ASSERT_EQUAL(
  92         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::SettingsFill, aStyleSettings));
  93     CPPUNIT_ASSERT_EQUAL(
  94         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::BlackText, aStyleSettings));
  95     CPPUNIT_ASSERT_EQUAL(
  96         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::WhiteText, aStyleSettings));
  97     CPPUNIT_ASSERT_EQUAL(
  98         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::GrayText, aStyleSettings));
  99     CPPUNIT_ASSERT_EQUAL(
 100         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::SettingsText, aStyleSettings));
 101     CPPUNIT_ASSERT_EQUAL(
 102         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::BlackBitmap, aStyleSettings));
 103     CPPUNIT_ASSERT_EQUAL(
 104         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::WhiteBitmap, aStyleSettings));
 105     CPPUNIT_ASSERT_EQUAL(
 106         aColor, vcl::drawmode::GetLineColor(aColor, DrawModeFlags::GrayBitmap, aStyleSettings));
 107 }
 108
 109 void VclDrawModeTest::testDrawModeFillColor()
 110 {
 111     const Color aColor = COL_RED;
 112     const sal_uInt8 cLum = aColor.GetLuminance();
 113     const StyleSettings aStyleSettings;
 114
 115     CPPUNIT_ASSERT_EQUAL(COL_TRANSPARENT, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::NoFill,
 116                                                                       aStyleSettings));
 117     CPPUNIT_ASSERT_EQUAL(
 118         COL_BLACK, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::BlackFill, aStyleSettings));
 119     CPPUNIT_ASSERT_EQUAL(
 120         COL_WHITE, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::WhiteFill, aStyleSettings));
 121     CPPUNIT_ASSERT_EQUAL(
 122         Color(cLum, cLum, cLum),
 123         vcl::drawmode::GetFillColor(aColor, DrawModeFlags::GrayFill, aStyleSettings));
 124     CPPUNIT_ASSERT_EQUAL(
 125         aStyleSettings.GetWindowColor(),
 126         vcl::drawmode::GetFillColor(aColor, DrawModeFlags::SettingsFill, aStyleSettings));
 127
 128     Color aTransparentRed = COL_RED;
 129     aTransparentRed.SetAlpha(100);
 130
 131     CPPUNIT_ASSERT_EQUAL(
 132         aTransparentRed,
 133         vcl::drawmode::GetFillColor(aTransparentRed, DrawModeFlags::BlackLine, aStyleSettings));
 134     CPPUNIT_ASSERT_EQUAL(
 135         aTransparentRed,
 136         vcl::drawmode::GetFillColor(aTransparentRed, DrawModeFlags::WhiteLine, aStyleSettings));
 137     CPPUNIT_ASSERT_EQUAL(
 138         aTransparentRed,
 139         vcl::drawmode::GetFillColor(aTransparentRed, DrawModeFlags::GrayLine, aStyleSettings));
 140     CPPUNIT_ASSERT_EQUAL(
 141         aTransparentRed,
 142         vcl::drawmode::GetFillColor(aTransparentRed, DrawModeFlags::SettingsLine, aStyleSettings));
 143
 144     // noops
 145     CPPUNIT_ASSERT_EQUAL(
 146         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::BlackLine, aStyleSettings));
 147     CPPUNIT_ASSERT_EQUAL(
 148         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::WhiteLine, aStyleSettings));
 149     CPPUNIT_ASSERT_EQUAL(
 150         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::GrayLine, aStyleSettings));
 151     CPPUNIT_ASSERT_EQUAL(
 152         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::SettingsLine, aStyleSettings));
 153     CPPUNIT_ASSERT_EQUAL(
 154         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::BlackText, aStyleSettings));
 155     CPPUNIT_ASSERT_EQUAL(
 156         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::WhiteText, aStyleSettings));
 157     CPPUNIT_ASSERT_EQUAL(
 158         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::GrayText, aStyleSettings));
 159     CPPUNIT_ASSERT_EQUAL(
 160         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::SettingsText, aStyleSettings));
 161     CPPUNIT_ASSERT_EQUAL(
 162         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::BlackBitmap, aStyleSettings));
 163     CPPUNIT_ASSERT_EQUAL(
 164         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::WhiteBitmap, aStyleSettings));
 165     CPPUNIT_ASSERT_EQUAL(
 166         aColor, vcl::drawmode::GetFillColor(aColor, DrawModeFlags::GrayBitmap, aStyleSettings));
 167 }
 168
 169 void VclDrawModeTest::testDrawModeHatchColor()
 170 {
 171     const Color aColor = COL_RED;
 172     const sal_uInt8 cLum = aColor.GetLuminance();
 173     const StyleSettings aStyleSettings;
 174
 175     CPPUNIT_ASSERT_EQUAL(
 176         COL_BLACK, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::BlackLine, aStyleSettings));
 177     CPPUNIT_ASSERT_EQUAL(
 178         COL_WHITE, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::WhiteLine, aStyleSettings));
 179     CPPUNIT_ASSERT_EQUAL(
 180         Color(cLum, cLum, cLum),
 181         vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::GrayLine, aStyleSettings));
 182     CPPUNIT_ASSERT_EQUAL(
 183         aStyleSettings.GetWindowTextColor(),
 184         vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::SettingsLine, aStyleSettings));
 185
 186     // noops
 187     CPPUNIT_ASSERT_EQUAL(
 188         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::NoFill, aStyleSettings));
 189     CPPUNIT_ASSERT_EQUAL(
 190         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::BlackFill, aStyleSettings));
 191     CPPUNIT_ASSERT_EQUAL(
 192         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::WhiteFill, aStyleSettings));
 193     CPPUNIT_ASSERT_EQUAL(
 194         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::GrayFill, aStyleSettings));
 195     CPPUNIT_ASSERT_EQUAL(
 196         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::SettingsFill, aStyleSettings));
 197     CPPUNIT_ASSERT_EQUAL(
 198         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::BlackText, aStyleSettings));
 199     CPPUNIT_ASSERT_EQUAL(
 200         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::WhiteText, aStyleSettings));
 201     CPPUNIT_ASSERT_EQUAL(
 202         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::GrayText, aStyleSettings));
 203     CPPUNIT_ASSERT_EQUAL(
 204         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::SettingsText, aStyleSettings));
 205     CPPUNIT_ASSERT_EQUAL(
 206         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::BlackBitmap, aStyleSettings));
 207     CPPUNIT_ASSERT_EQUAL(
 208         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::WhiteBitmap, aStyleSettings));
 209     CPPUNIT_ASSERT_EQUAL(
 210         aColor, vcl::drawmode::GetHatchColor(aColor, DrawModeFlags::GrayBitmap, aStyleSettings));
 211 }
 212
 213 void VclDrawModeTest::testDrawModeTextColor()
 214 {
 215     const Color aColor = COL_RED;
 216     const sal_uInt8 cLum = aColor.GetLuminance();
 217     const StyleSettings aStyleSettings;
 218
 219     CPPUNIT_ASSERT_EQUAL(
 220         COL_BLACK, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::BlackText, aStyleSettings));
 221     CPPUNIT_ASSERT_EQUAL(
 222         COL_WHITE, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::WhiteText, aStyleSettings));
 223     CPPUNIT_ASSERT_EQUAL(
 224         Color(cLum, cLum, cLum),
 225         vcl::drawmode::GetTextColor(aColor, DrawModeFlags::GrayText, aStyleSettings));
 226     CPPUNIT_ASSERT_EQUAL(
 227         aStyleSettings.GetWindowTextColor(),
 228         vcl::drawmode::GetTextColor(aColor, DrawModeFlags::SettingsText, aStyleSettings));
 229
 230     // noops
 231     CPPUNIT_ASSERT_EQUAL(
 232         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::BlackLine, aStyleSettings));
 233     CPPUNIT_ASSERT_EQUAL(
 234         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::WhiteLine, aStyleSettings));
 235     CPPUNIT_ASSERT_EQUAL(
 236         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::GrayLine, aStyleSettings));
 237     CPPUNIT_ASSERT_EQUAL(
 238         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::SettingsLine, aStyleSettings));
 239     CPPUNIT_ASSERT_EQUAL(
 240         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::NoFill, aStyleSettings));
 241     CPPUNIT_ASSERT_EQUAL(
 242         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::BlackFill, aStyleSettings));
 243     CPPUNIT_ASSERT_EQUAL(
 244         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::WhiteFill, aStyleSettings));
 245     CPPUNIT_ASSERT_EQUAL(
 246         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::GrayFill, aStyleSettings));
 247     CPPUNIT_ASSERT_EQUAL(
 248         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::SettingsFill, aStyleSettings));
 249     CPPUNIT_ASSERT_EQUAL(
 250         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::BlackBitmap, aStyleSettings));
 251     CPPUNIT_ASSERT_EQUAL(
 252         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::WhiteBitmap, aStyleSettings));
 253     CPPUNIT_ASSERT_EQUAL(
 254         aColor, vcl::drawmode::GetTextColor(aColor, DrawModeFlags::GrayBitmap, aStyleSettings));
 255 }
 256
 257 void VclDrawModeTest::testDrawModeFontColor()
 258 {
 259     const StyleSettings aStyleSettings;
 260
 261     vcl::Font aFont;
 262     aFont.SetFillColor(COL_RED);
 263
 264     // black text and fill
 265     aFont.SetTransparent(false);
 266     vcl::Font aTestFont = vcl::drawmode::GetFont(
 267         aFont, DrawModeFlags::BlackText | DrawModeFlags::BlackFill, aStyleSettings);
 268     CPPUNIT_ASSERT_EQUAL(COL_BLACK, aTestFont.GetColor());
 269     CPPUNIT_ASSERT_EQUAL(COL_BLACK, aTestFont.GetFillColor());
 270
 271     aFont.SetTransparent(true);
 272     aTestFont = vcl::drawmode::GetFont(aFont, DrawModeFlags::BlackText | DrawModeFlags::BlackFill,
 273                                        aStyleSettings);
 274     CPPUNIT_ASSERT_EQUAL(COL_BLACK, aTestFont.GetColor());
 275     CPPUNIT_ASSERT_EQUAL(COL_RED, aTestFont.GetFillColor());
 276
 277     // white text and fill
 278     aFont.SetTransparent(false);
 279     aTestFont = vcl::drawmode::GetFont(aFont, DrawModeFlags::WhiteText | DrawModeFlags::WhiteFill,
 280                                        aStyleSettings);
 281     CPPUNIT_ASSERT_EQUAL(COL_WHITE, aTestFont.GetColor());
 282     CPPUNIT_ASSERT_EQUAL(COL_WHITE, aTestFont.GetFillColor());
 283
 284     aFont.SetTransparent(true);
 285     aTestFont = vcl::drawmode::GetFont(aFont, DrawModeFlags::WhiteText | DrawModeFlags::WhiteFill,
 286                                        aStyleSettings);
 287     CPPUNIT_ASSERT_EQUAL(COL_WHITE, aTestFont.GetColor());
 288     CPPUNIT_ASSERT_EQUAL(COL_RED, aTestFont.GetFillColor());
 289
 290     // gray text and fill
 291     const sal_uInt8 cTextLum = aFont.GetColor().GetLuminance();
 292     const Color aTextGray(cTextLum, cTextLum, cTextLum);
 293     const sal_uInt8 cFillLum = aFont.GetFillColor().GetLuminance();
 294     const Color aFillGray(cFillLum, cFillLum, cFillLum);
 295
 296     aFont.SetTransparent(false);
 297     aTestFont = vcl::drawmode::GetFont(aFont, DrawModeFlags::GrayText | DrawModeFlags::GrayFill,
 298                                        aStyleSettings);
 299     CPPUNIT_ASSERT_EQUAL(aTextGray, aTestFont.GetColor());
 300     CPPUNIT_ASSERT_EQUAL(aFillGray, aTestFont.GetFillColor());
 301
 302     aFont.SetTransparent(true);
 303     aTestFont = vcl::drawmode::GetFont(aFont, DrawModeFlags::GrayText | DrawModeFlags::GrayFill,
 304                                        aStyleSettings);
 305     CPPUNIT_ASSERT_EQUAL(aTextGray, aTestFont.GetColor());
 306     CPPUNIT_ASSERT_EQUAL(COL_RED, aTestFont.GetFillColor());
 307
 308     // no text fill
 309     aFont.SetTransparent(false);
 310     aTestFont = vcl::drawmode::GetFont(aFont, DrawModeFlags::NoFill, aStyleSettings);
 311     CPPUNIT_ASSERT_EQUAL(COL_TRANSPARENT, aTestFont.GetFillColor());
 312
 313     aFont.SetTransparent(true);
 314     aTestFont = vcl::drawmode::GetFont(aFont, DrawModeFlags::NoFill, aStyleSettings);
 315     CPPUNIT_ASSERT_EQUAL(COL_RED, aTestFont.GetFillColor());
 316
 317     // white text and fill
 318     aFont.SetTransparent(false);
 319     aTestFont = vcl::drawmode::GetFont(
 320         aFont, DrawModeFlags::SettingsText | DrawModeFlags::SettingsFill, aStyleSettings);
 321     CPPUNIT_ASSERT_EQUAL(aStyleSettings.GetWindowTextColor(), aTestFont.GetColor());
 322     CPPUNIT_ASSERT_EQUAL(aStyleSettings.GetWindowColor(), aTestFont.GetFillColor());
 323
 324     aFont.SetTransparent(true);
 325     aTestFont = vcl::drawmode::GetFont(
 326         aFont, DrawModeFlags::SettingsText | DrawModeFlags::SettingsFill, aStyleSettings);
 327     CPPUNIT_ASSERT_EQUAL(aStyleSettings.GetWindowTextColor(), aTestFont.GetColor());
 328     CPPUNIT_ASSERT_EQUAL(COL_RED, aTestFont.GetFillColor());
 329 }
 330
 331 void VclDrawModeTest::testDrawModeBitmapEx()
 332 {
 333     const StyleSettings aStyleSettings;
 334
 335     Bitmap aBmp(Size(1, 1), vcl::PixelFormat::N24_BPP);
 336     BitmapWriteAccess(aBmp).SetPixel(0, 0, BitmapColor(COL_RED));
 337
 338     BitmapEx aBmpEx(aBmp);
 339
 340     {
 341         BitmapEx aResultBitmapEx(vcl::drawmode::GetBitmapEx(aBmpEx, DrawModeFlags::GrayBitmap));
 342         Bitmap aResultBitmap(aResultBitmapEx.GetBitmap());
 343         Bitmap::ScopedReadAccess pReadAccess(aResultBitmap);
 344
 345         const BitmapColor& rColor = pReadAccess->GetColor(0, 0);
 346         CPPUNIT_ASSERT_EQUAL(BitmapColor(0x26, 0x26, 0x26), rColor);
 347     }
 348
 349     // any other operation other than DrawModeFlags::GrayBitmap is a noop
 350     {
 351         BitmapEx aResultBitmapEx(vcl::drawmode::GetBitmapEx(aBmpEx, DrawModeFlags::NoFill));
 352         Bitmap aResultBitmap(aResultBitmapEx.GetBitmap());
 353         Bitmap::ScopedReadAccess pReadAccess(aResultBitmap);
 354
 355         const BitmapColor& rColor = pReadAccess->GetColor(0, 0);
 356         CPPUNIT_ASSERT_EQUAL(BitmapColor(COL_RED), rColor);
 357     }
 358 }
 359
 360 CPPUNIT_TEST_SUITE_REGISTRATION(VclDrawModeTest);
 361
 362 CPPUNIT_PLUGIN_IMPLEMENT();
 363
 364 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */