mirror of
https://github.com/chibicitiberiu/rainmeter-studio.git
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150 lines
4.1 KiB
C++
150 lines
4.1 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 "TextFormatGDIP.h"
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#include "FontCollectionGDIP.h"
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namespace Gfx {
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TextFormatGDIP::TextFormatGDIP() :
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m_Font(),
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m_FontFamily()
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{
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}
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TextFormatGDIP::~TextFormatGDIP()
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{
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Dispose();
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}
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void TextFormatGDIP::Dispose()
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{
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delete m_FontFamily;
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m_FontFamily = nullptr;
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delete m_Font;
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m_Font = nullptr;
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}
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void TextFormatGDIP::SetProperties(
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const WCHAR* fontFamily, int size, bool bold, bool italic,
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const FontCollection* fontCollection)
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{
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auto fontCollectionGDIP = (FontCollectionGDIP*)fontCollection;
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Dispose();
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m_FontFamily = new Gdiplus::FontFamily(fontFamily);
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if (m_FontFamily->GetLastStatus() != Gdiplus::Ok)
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{
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delete m_FontFamily;
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m_FontFamily = nullptr;
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// Not found in system collection so try the private collection.
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if (fontCollectionGDIP && fontCollectionGDIP->m_PrivateCollection)
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{
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m_FontFamily = new Gdiplus::FontFamily(fontFamily, fontCollectionGDIP->m_PrivateCollection);
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if (m_FontFamily->GetLastStatus() != Gdiplus::Ok)
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{
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delete m_FontFamily;
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m_FontFamily = nullptr;
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}
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}
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}
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Gdiplus::FontStyle style = Gdiplus::FontStyleRegular;
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if (bold && italic)
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{
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style = Gdiplus::FontStyleBoldItalic;
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}
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else if (bold)
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{
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style = Gdiplus::FontStyleBold;
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}
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else if (italic)
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{
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style = Gdiplus::FontStyleItalic;
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}
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if (size != 0)
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{
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// Adjust the font size with screen DPI.
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HDC dc = GetDC(0);
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const int dpi = GetDeviceCaps(dc, LOGPIXELSX);
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ReleaseDC(0, dc);
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const Gdiplus::REAL fontSize = (Gdiplus::REAL)size * (96.0f / dpi);
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if (m_FontFamily)
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{
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m_Font = new Gdiplus::Font(m_FontFamily, fontSize, style);
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if (m_Font->GetLastStatus() != Gdiplus::Ok)
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{
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delete m_Font;
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m_Font = nullptr;
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}
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}
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if (!m_Font)
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{
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// Use default font ("Arial" or GenericSansSerif).
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m_Font = new Gdiplus::Font(L"Arial", fontSize, style);
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if (m_Font->GetLastStatus() != Gdiplus::Ok)
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{
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delete m_Font;
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m_Font = nullptr;
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}
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}
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}
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}
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void TextFormatGDIP::SetTrimming(bool trim)
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{
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if (trim)
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{
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m_StringFormat.SetTrimming(Gdiplus::StringTrimmingEllipsisCharacter);
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m_StringFormat.SetFormatFlags(0x0);
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}
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else
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{
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m_StringFormat.SetTrimming(Gdiplus::StringTrimmingNone);
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m_StringFormat.SetFormatFlags(Gdiplus::StringFormatFlagsNoClip | Gdiplus::StringFormatFlagsNoWrap);
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}
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}
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void TextFormatGDIP::SetHorizontalAlignment(HorizontalAlignment alignment)
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{
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static_assert(Gdiplus::StringAlignmentNear == (int)HorizontalAlignment::Left, "Enum mismatch");
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static_assert(Gdiplus::StringAlignmentCenter == (int)HorizontalAlignment::Center, "Enum mismatch");
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static_assert(Gdiplus::StringAlignmentFar == (int)HorizontalAlignment::Right, "Enum mismatch");
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__super::SetHorizontalAlignment(alignment);
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m_StringFormat.SetAlignment((Gdiplus::StringAlignment)alignment);
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}
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void TextFormatGDIP::SetVerticalAlignment(VerticalAlignment alignment)
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{
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static_assert(Gdiplus::StringAlignmentNear == (int)VerticalAlignment::Top, "Enum mismatch");
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static_assert(Gdiplus::StringAlignmentCenter == (int)VerticalAlignment::Center, "Enum mismatch");
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static_assert(Gdiplus::StringAlignmentFar == (int)VerticalAlignment::Bottom, "Enum mismatch");
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__super::SetVerticalAlignment(alignment);
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m_StringFormat.SetLineAlignment((Gdiplus::StringAlignment)alignment);
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}
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} // namespace Gfx
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