mirror of
https://github.com/chibicitiberiu/rainmeter-studio.git
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119 lines
3.0 KiB
C++
119 lines
3.0 KiB
C++
/*
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Copyright (C) 2013 Birunthan Mohanathas
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "TextFormatD2D.h"
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#include "CanvasD2D.h"
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namespace Gfx {
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TextFormatD2D::TextFormatD2D() :
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m_TextFormat(),
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m_InlineEllipsis()
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{
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}
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TextFormatD2D::~TextFormatD2D()
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{
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Dispose();
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}
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void TextFormatD2D::Dispose()
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{
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if (m_TextFormat)
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{
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m_TextFormat->Release();
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m_TextFormat = nullptr;
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}
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if (m_InlineEllipsis)
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{
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m_InlineEllipsis->Release();
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m_InlineEllipsis = nullptr;
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}
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}
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void TextFormatD2D::SetProperties(const WCHAR* fontFamily, int size, bool bold, bool italic)
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{
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Dispose();
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HRESULT hr = CanvasD2D::c_DW->CreateTextFormat(
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fontFamily,
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nullptr,
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bold ? DWRITE_FONT_WEIGHT_BOLD : DWRITE_FONT_WEIGHT_REGULAR,
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italic ? DWRITE_FONT_STYLE_ITALIC : DWRITE_FONT_STYLE_NORMAL,
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DWRITE_FONT_STRETCH_NORMAL,
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size * (4.0f / 3.0f),
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L"",
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&m_TextFormat);
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if (SUCCEEDED(hr))
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{
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CanvasD2D::c_DW->CreateEllipsisTrimmingSign(m_TextFormat, &m_InlineEllipsis);
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SetHorizontalAlignment(GetHorizontalAlignment());
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SetVerticalAlignment(GetVerticalAlignment());
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}
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else
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{
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Dispose();
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}
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}
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void TextFormatD2D::SetTrimming(bool trim)
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{
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IDWriteInlineObject* inlineObject = nullptr;
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DWRITE_TRIMMING trimming = {};
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DWRITE_WORD_WRAPPING wordWrapping = DWRITE_WORD_WRAPPING_NO_WRAP;
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if (trim)
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{
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inlineObject = m_InlineEllipsis;
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trimming.granularity = DWRITE_TRIMMING_GRANULARITY_CHARACTER;
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wordWrapping = DWRITE_WORD_WRAPPING_WRAP;
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}
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m_TextFormat->SetTrimming(&trimming, inlineObject);
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m_TextFormat->SetWordWrapping(wordWrapping);
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}
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void TextFormatD2D::SetHorizontalAlignment(HorizontalAlignment alignment)
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{
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__super::SetHorizontalAlignment(alignment);
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if (m_TextFormat)
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{
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m_TextFormat->SetTextAlignment(
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(alignment == HorizontalAlignment::Left) ? DWRITE_TEXT_ALIGNMENT_LEADING :
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(alignment == HorizontalAlignment::Center) ? DWRITE_TEXT_ALIGNMENT_CENTER :
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DWRITE_TEXT_ALIGNMENT_TRAILING);
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}
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}
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void TextFormatD2D::SetVerticalAlignment(VerticalAlignment alignment)
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{
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__super::SetVerticalAlignment(alignment);
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if (m_TextFormat)
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{
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m_TextFormat->SetParagraphAlignment(
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(alignment == VerticalAlignment::Top) ? DWRITE_PARAGRAPH_ALIGNMENT_NEAR :
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(alignment == VerticalAlignment::Center) ? DWRITE_PARAGRAPH_ALIGNMENT_CENTER :
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DWRITE_PARAGRAPH_ALIGNMENT_FAR);
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}
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}
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} // namespace Gfx
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