102 lines
2.4 KiB
C++
102 lines
2.4 KiB
C++
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/************************************************************************
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*
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* File: TextDialog.h
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*
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* Description:
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*
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*
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* This file is part of the Microsoft Windows SDK Code Samples.
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*
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* Copyright (C) Microsoft Corporation. All rights reserved.
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*
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* This source code is intended only as a supplement to Microsoft
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* Development Tools and/or on-line documentation. See these other
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* materials for detailed information regarding Microsoft code samples.
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*
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* THIS CODE AND INFORMATION ARE PROVIDED AS IS WITHOUT WARRANTY OF ANY
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* KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
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* PARTICULAR PURPOSE.
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*
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************************************************************************/
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#pragma once
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/******************************************************************
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* *
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* TextDialog *
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* *
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******************************************************************/
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class TextDialog
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{
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public:
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TextDialog();
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~TextDialog();
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HRESULT Initialize(HWND hwnd);
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HRESULT DrawD2DContent(
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);
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HRESULT EnumerateFonts(HWND comboBox);
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HRESULT SetFont(wchar_t *fontFamily);
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HRESULT SetFontSize(float size);
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HRESULT SetText(wchar_t *text);
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HRESULT SetBold(bool bold);
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HRESULT SetItalic(bool italic);
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HRESULT SetUnderline(bool underline);
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private:
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HRESULT CreateDeviceIndependentResources(
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);
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void DiscardDeviceIndependentResources(
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);
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HRESULT CreateDeviceResources(
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);
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void DiscardDeviceResources(
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);
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HRESULT DrawText(
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);
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void OnResize(
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UINT width,
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UINT height
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);
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private:
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HWND hwnd_;
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// How much to scale a design that assumes 96-DPI pixels.
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float dpiScaleX_;
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float dpiScaleY_;
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// Direct2D
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ID2D1Factory* pD2DFactory_;
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ID2D1HwndRenderTarget* pRT_;
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ID2D1SolidColorBrush* pBlackBrush_;
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// DirectWrite
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IDWriteFactory* pDWriteFactory_;
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IDWriteTextFormat* pTextFormat_;
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IDWriteTextLayout* pTextLayout_;
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DWRITE_FONT_WEIGHT weight_;
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DWRITE_FONT_STYLE style_;
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BOOL underline_;
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wchar_t *wszFontFamily_;
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float fontSize_;
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wchar_t *wszText_;
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UINT32 cTextLength_;
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};
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