119 lines
4.2 KiB
C++
119 lines
4.2 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2017 - ROLI Ltd.
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 5 End-User License
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Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
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27th April 2017).
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End User License Agreement: www.juce.com/juce-5-licence
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Privacy Policy: www.juce.com/juce-5-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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//==============================================================================
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/**
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A drawable object which renders a line of text.
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@see Drawable
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@tags{GUI}
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*/
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class JUCE_API DrawableText : public Drawable
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{
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public:
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//==============================================================================
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/** Creates a DrawableText object. */
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DrawableText();
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DrawableText (const DrawableText&);
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/** Destructor. */
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~DrawableText();
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//==============================================================================
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/** Sets the text to display.*/
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void setText (const String& newText);
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/** Returns the currently displayed text */
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const String& getText() const noexcept { return text;}
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/** Sets the colour of the text. */
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void setColour (Colour newColour);
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/** Returns the current text colour. */
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Colour getColour() const noexcept { return colour; }
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/** Sets the font to use.
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Note that the font height and horizontal scale are set using setFontHeight() and
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setFontHorizontalScale(). If applySizeAndScale is true, then these height
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and scale values will be changed to match the dimensions of the font supplied;
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if it is false, then the new font object's height and scale are ignored.
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*/
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void setFont (const Font& newFont, bool applySizeAndScale);
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/** Returns the current font. */
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const Font& getFont() const noexcept { return font; }
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/** Changes the justification of the text within the bounding box. */
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void setJustification (Justification newJustification);
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/** Returns the current justification. */
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Justification getJustification() const noexcept { return justification; }
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/** Returns the parallelogram that defines the text bounding box. */
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Parallelogram<float> getBoundingBox() const noexcept { return bounds; }
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/** Sets the bounding box that contains the text. */
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void setBoundingBox (Parallelogram<float> newBounds);
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float getFontHeight() const noexcept { return fontHeight; }
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void setFontHeight (float newHeight);
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float getFontHorizontalScale() const noexcept { return fontHScale; }
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void setFontHorizontalScale (float newScale);
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//==============================================================================
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/** @internal */
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void paint (Graphics&) override;
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/** @internal */
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Drawable* createCopy() const override;
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/** @internal */
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Rectangle<float> getDrawableBounds() const override;
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/** @internal */
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Path getOutlineAsPath() const override;
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private:
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//==============================================================================
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Parallelogram<float> bounds;
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float fontHeight, fontHScale;
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Font font, scaledFont;
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String text;
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Colour colour;
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Justification justification;
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void refreshBounds();
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Rectangle<int> getTextArea (float width, float height) const;
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AffineTransform getTextTransform (float width, float height) const;
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DrawableText& operator= (const DrawableText&);
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JUCE_LEAK_DETECTOR (DrawableText)
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};
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} // namespace juce
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