mirror of
https://github.com/juce-framework/JUCE.git
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124 lines
4 KiB
C++
124 lines
4 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2015 - ROLI Ltd.
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Permission is granted to use this software under the terms of either:
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a) the GPL v2 (or any later version)
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b) the Affero GPL v3
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Details of these licenses can be found at: www.gnu.org/licenses
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JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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------------------------------------------------------------------------------
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To release a closed-source product which uses JUCE, commercial licenses are
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available: visit www.juce.com for more information.
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==============================================================================
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*/
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class SVGPathDataComponent : public Component,
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private TextEditorListener
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{
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public:
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SVGPathDataComponent()
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: desc (String(),
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"Paste an SVG path string into the top box, and it'll be converted to some C++ "
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"code that will load it as a Path object..")
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{
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desc.setJustificationType (Justification::centred);
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desc.setColour (Label::textColourId, Colours::white);
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addAndMakeVisible (desc);
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const Colour bkgd (Colours::white.withAlpha (0.6f));
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userText.setFont (getAppSettings().appearance.getCodeFont().withHeight (13.0f));
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userText.setMultiLine (true, true);
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userText.setReturnKeyStartsNewLine (true);
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userText.setColour (TextEditor::backgroundColourId, bkgd);
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addAndMakeVisible (userText);
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userText.addListener (this);
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resultText.setFont (getAppSettings().appearance.getCodeFont().withHeight (13.0f));
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resultText.setMultiLine (true, true);
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resultText.setColour (TextEditor::backgroundColourId, bkgd);
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resultText.setReadOnly (true);
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resultText.setSelectAllWhenFocused (true);
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addAndMakeVisible (resultText);
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userText.setText (getLastText());
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}
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void textEditorTextChanged (TextEditor&) override
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{
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update();
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}
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void textEditorEscapeKeyPressed (TextEditor&) override
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{
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getTopLevelComponent()->exitModalState (0);
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}
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void update()
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{
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getLastText() = userText.getText();
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path = Drawable::parseSVGPath (getLastText().trim().unquoted().trim());
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String result = "No path generated.. Not a valid SVG path string?";
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if (! path.isEmpty())
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{
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MemoryOutputStream data;
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path.writePathToStream (data);
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MemoryOutputStream out;
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out << "static const unsigned char pathData[] = ";
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CodeHelpers::writeDataAsCppLiteral (data.getMemoryBlock(), out, false, true);
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out << newLine
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<< newLine
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<< "Path path;" << newLine
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<< "path.loadPathFromData (pathData, sizeof (pathData));" << newLine;
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result = out.toString();
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}
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resultText.setText (result, false);
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repaint (previewPathArea);
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}
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void resized() override
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{
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Rectangle<int> r (getLocalBounds().reduced (8));
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desc.setBounds (r.removeFromTop (44));
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r.removeFromTop (8);
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userText.setBounds (r.removeFromTop (r.getHeight() / 2));
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r.removeFromTop (8);
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previewPathArea = r.removeFromRight (r.getHeight());
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resultText.setBounds (r);
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}
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void paint (Graphics& g) override
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{
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g.setColour (Colours::white);
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g.fillPath (path, path.getTransformToScaleToFit (previewPathArea.reduced (4).toFloat(), true));
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}
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private:
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Label desc;
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TextEditor userText, resultText;
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Rectangle<int> previewPathArea;
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Path path;
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String& getLastText()
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{
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static String t;
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return t;
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}
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};
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