--- /dev/null
+/*
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <iostream>
+
+#include <dali-toolkit-test-suite-utils.h>
+#include <dali-toolkit/dali-toolkit.h>
+#include <dali-toolkit/internal/text/line-helper-functions.h>
+#include <dali-toolkit/internal/text/rendering/text-typesetter.h>
+#include <dali-toolkit/internal/text/rendering/view-model.h>
+#include <dali-toolkit/internal/text/text-controller.h>
+#include <toolkit-text-utils.h>
+
+using namespace Dali;
+using namespace Toolkit;
+using namespace Text;
+
+int UtcDaliGetPreOffsetVerticalLineAlignmentWithNegativeLineSpacing(void)
+{
+ tet_infoline(" UtcDaliGetPreOffsetVerticalLineAlignmentWithNegativeLineSpacing ");
+ ToolkitTestApplication application;
+
+ uint32_t expectedNumberOfLines = 2u;
+
+ // Creates a text controller.
+ ControllerPtr controller = Controller::New();
+
+ // Configures the text controller similarly to the text-label.
+ ConfigureTextLabel(controller);
+
+ // Sets the text.
+ controller->SetMarkupProcessorEnabled(true);
+ controller->SetTextElideEnabled(false);
+ controller->SetText("<p rel-line-height=0.5>Line one Line two</p>");
+
+ // Creates the text's model and relais-out the text.
+ const Size relayoutSize(120.f, 100.f);
+ controller->Relayout(relayoutSize);
+
+ // Tests the rendering controller has been created.
+ TypesetterPtr typesetter = Typesetter::New(controller->GetTextModel());
+ DALI_TEST_CHECK(typesetter);
+
+ // Tests the view model has been created.
+ ViewModel* model = typesetter->GetViewModel();
+ DALI_TEST_CHECK(model);
+
+ application.SendNotification();
+ application.Render();
+
+ DALI_TEST_EQUALS(model->GetNumberOfLines(), expectedNumberOfLines, TEST_LOCATION);
+ DALI_TEST_CHECK(model->GetLines());
+
+ const LineRun& lineOne = *(model->GetLines() + 0u);
+ const LineRun& lineTwo = *(model->GetLines() + 1u);
+
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::TOP), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::MIDDLE), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::BOTTOM), 0.0f, TEST_LOCATION);
+
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::TOP), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::MIDDLE), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::BOTTOM), 0.0f, TEST_LOCATION);
+ END_TEST;
+}
+
+int UtcDaliGetPreOffsetVerticalLineAlignmentWithPositiveLineSpacing(void)
+{
+ tet_infoline(" UtcDaliGetPreOffsetVerticalLineAlignmentWithPositiveLineSpacing ");
+ ToolkitTestApplication application;
+
+ uint32_t expectedNumberOfLines = 2u;
+
+ // Creates a text controller.
+ ControllerPtr controller = Controller::New();
+
+ // Configures the text controller similarly to the text-label.
+ ConfigureTextLabel(controller);
+
+ // Sets the text.
+ controller->SetMarkupProcessorEnabled(true);
+ controller->SetTextElideEnabled(false);
+ controller->SetText("<p rel-line-height=2.0>Line one Line two</p>");
+
+ // Creates the text's model and relais-out the text.
+ const Size relayoutSize(120.f, 100.f);
+ controller->Relayout(relayoutSize);
+
+ // Tests the rendering controller has been created.
+ TypesetterPtr typesetter = Typesetter::New(controller->GetTextModel());
+ DALI_TEST_CHECK(typesetter);
+
+ // Tests the view model has been created.
+ ViewModel* model = typesetter->GetViewModel();
+ DALI_TEST_CHECK(model);
+
+ application.SendNotification();
+ application.Render();
+
+ DALI_TEST_EQUALS(model->GetNumberOfLines(), expectedNumberOfLines, TEST_LOCATION);
+ DALI_TEST_CHECK(model->GetLines());
+
+ const LineRun& lineOne = *(model->GetLines() + 0u);
+ const LineRun& lineTwo = *(model->GetLines() + 1u);
+
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::TOP), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::MIDDLE), 9.5f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::BOTTOM), 19.0f, TEST_LOCATION);
+
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::TOP), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::MIDDLE), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPreOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::BOTTOM), 0.0f, TEST_LOCATION);
+ END_TEST;
+}
+
+int UtcDaliGetPostOffsetVerticalLineAlignmentWithNegativeLineSpacing(void)
+{
+ tet_infoline(" UtcDaliGetPostOffsetVerticalLineAlignmentWithNegativeLineSpacing ");
+ ToolkitTestApplication application;
+
+ uint32_t expectedNumberOfLines = 2u;
+
+ // Creates a text controller.
+ ControllerPtr controller = Controller::New();
+
+ // Configures the text controller similarly to the text-label.
+ ConfigureTextLabel(controller);
+
+ // Sets the text.
+ controller->SetMarkupProcessorEnabled(true);
+ controller->SetTextElideEnabled(false);
+ controller->SetText("<p rel-line-height=0.5>Line one Line two</p>");
+
+ // Creates the text's model and relais-out the text.
+ const Size relayoutSize(120.f, 100.f);
+ controller->Relayout(relayoutSize);
+
+ // Tests the rendering controller has been created.
+ TypesetterPtr typesetter = Typesetter::New(controller->GetTextModel());
+ DALI_TEST_CHECK(typesetter);
+
+ // Tests the view model has been created.
+ ViewModel* model = typesetter->GetViewModel();
+ DALI_TEST_CHECK(model);
+
+ application.SendNotification();
+ application.Render();
+
+ DALI_TEST_EQUALS(model->GetNumberOfLines(), expectedNumberOfLines, TEST_LOCATION);
+ DALI_TEST_CHECK(model->GetLines());
+
+ const LineRun& lineOne = *(model->GetLines() + 0u);
+ const LineRun& lineTwo = *(model->GetLines() + 1u);
+
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::TOP), -9.5f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::MIDDLE), -9.5f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::BOTTOM), -9.5f, TEST_LOCATION);
+
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::TOP), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::MIDDLE), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::BOTTOM), 0.0f, TEST_LOCATION);
+ END_TEST;
+}
+
+int UtcDaliGetPostOffsetVerticalLineAlignmentWithPositiveLineSpacing(void)
+{
+ tet_infoline(" UtcDaliGetPostOffsetVerticalLineAlignmentWithPositiveLineSpacing ");
+ ToolkitTestApplication application;
+
+ uint32_t expectedNumberOfLines = 2u;
+
+ // Creates a text controller.
+ ControllerPtr controller = Controller::New();
+
+ // Configures the text controller similarly to the text-label.
+ ConfigureTextLabel(controller);
+
+ // Sets the text.
+ controller->SetMarkupProcessorEnabled(true);
+ controller->SetTextElideEnabled(false);
+ controller->SetText("<p rel-line-height=2.0>Line one Line two</p>");
+
+ // Creates the text's model and relais-out the text.
+ const Size relayoutSize(120.f, 100.f);
+ controller->Relayout(relayoutSize);
+
+ // Tests the rendering controller has been created.
+ TypesetterPtr typesetter = Typesetter::New(controller->GetTextModel());
+ DALI_TEST_CHECK(typesetter);
+
+ // Tests the view model has been created.
+ ViewModel* model = typesetter->GetViewModel();
+ DALI_TEST_CHECK(model);
+
+ application.SendNotification();
+ application.Render();
+
+ DALI_TEST_EQUALS(model->GetNumberOfLines(), expectedNumberOfLines, TEST_LOCATION);
+ DALI_TEST_CHECK(model->GetLines());
+
+ const LineRun& lineOne = *(model->GetLines() + 0u);
+ const LineRun& lineTwo = *(model->GetLines() + 1u);
+
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::TOP), 19.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::MIDDLE), 9.5f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineOne, Dali::Toolkit::DevelText::VerticalLineAlignment::BOTTOM), 0.0f, TEST_LOCATION);
+
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::TOP), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::MIDDLE), 0.0f, TEST_LOCATION);
+ DALI_TEST_EQUALS(GetPostOffsetVerticalLineAlignment(lineTwo, Dali::Toolkit::DevelText::VerticalLineAlignment::BOTTOM), 0.0f, TEST_LOCATION);
+ END_TEST;
+}
// INTERNAL INCLUDES
#include <dali-toolkit/devel-api/controls/text-controls/text-label-devel.h>
#include <dali-toolkit/internal/text/glyph-metrics-helper.h>
+#include <dali-toolkit/internal/text/line-helper-functions.h>
#include <dali-toolkit/internal/text/rendering/styles/character-spacing-helper-functions.h>
#include <dali-toolkit/internal/text/rendering/styles/strikethrough-helper-functions.h>
#include <dali-toolkit/internal/text/rendering/styles/underline-helper-functions.h>
const Vector4* const backgroundColorsBuffer = model->GetBackgroundColors();
const ColorIndex* const backgroundColorIndicesBuffer = model->GetBackgroundColorIndices();
+ const DevelText::VerticalLineAlignment::Type verLineAlign = model->GetVerticalLineAlignment();
+
// Create and initialize the pixel buffer.
GlyphData glyphData;
glyphData.verticalOffset = verticalOffset;
glyphData.horizontalOffset += horizontalOffset;
// Increases the vertical offset with the line's ascender.
- glyphData.verticalOffset += static_cast<int32_t>(line.ascender);
-
- // Include line spacing after first line
- if(lineIndex > 0u)
- {
- glyphData.verticalOffset += static_cast<int32_t>(line.lineSpacing);
- }
+ glyphData.verticalOffset += static_cast<int32_t>(line.ascender + GetPreOffsetVerticalLineAlignment(line, verLineAlign));
float left = bufferWidth;
float right = 0.0f;
}
// Increases the vertical offset with the line's descender.
- glyphData.verticalOffset += static_cast<int32_t>(-line.descender);
+ glyphData.verticalOffset += static_cast<int32_t>(-line.descender + GetPostOffsetVerticalLineAlignment(line, verLineAlign));
}
return glyphData.bitmapBuffer;
}
}
- // Calculate vertical line alignment
- switch(mModel->GetVerticalLineAlignment())
- {
- case DevelText::VerticalLineAlignment::TOP:
- {
- break;
- }
- case DevelText::VerticalLineAlignment::MIDDLE:
- {
- const auto& line = *mModel->GetLines();
- penY -= line.descender;
- penY += static_cast<int32_t>(line.lineSpacing * 0.5f + line.descender);
- break;
- }
- case DevelText::VerticalLineAlignment::BOTTOM:
- {
- const auto& line = *mModel->GetLines();
- const auto lineHeight = line.ascender + (-line.descender) + line.lineSpacing;
- penY += static_cast<int32_t>(lineHeight - (line.ascender - line.descender));
- break;
- }
- }
-
// Generate the image buffers of the text for each different style first,
// then combine all of them together as one final image buffer. We try to
// do all of these in CPU only, so that once the final texture is generated,
const Vector<CharacterIndex>& glyphToCharacterMap = mModel->GetGlyphsToCharacters();
const CharacterIndex* glyphToCharacterMapBuffer = glyphToCharacterMap.Begin();
+ const DevelText::VerticalLineAlignment::Type verLineAlign = mModel->GetVerticalLineAlignment();
+
// Traverses the lines of the text.
for(LineIndex lineIndex = 0u; lineIndex < modelNumberOfLines; ++lineIndex)
{
glyphData.horizontalOffset += horizontalOffset;
// Increases the vertical offset with the line's ascender.
- glyphData.verticalOffset += static_cast<int32_t>(line.ascender);
+ glyphData.verticalOffset += static_cast<int32_t>(line.ascender + GetPreOffsetVerticalLineAlignment(line, verLineAlign));
// Retrieves the glyph's outline width
float outlineWidth = static_cast<float>(mModel->GetOutlineWidth());
}
// Increases the vertical offset with the line's descender & line spacing.
- glyphData.verticalOffset += static_cast<int32_t>(-line.descender + line.lineSpacing);
+ glyphData.verticalOffset += static_cast<int32_t>(-line.descender + GetPostOffsetVerticalLineAlignment(line, verLineAlign));
}
return glyphData.bitmapBuffer;