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https://github.com/juce-framework/JUCE.git
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404 lines
13 KiB
C++
404 lines
13 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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#include "jucer_Application.h"
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#include "jucer_AppearanceSettings.h"
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#include "jucer_GlobalPreferences.h"
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namespace AppearanceColours
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{
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struct ColourInfo
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{
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const char* name;
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int colourID;
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bool mustBeOpaque;
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bool applyToEditorOnly;
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};
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static const ColourInfo colours[] =
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{
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{ "Main Window Bkgd", mainBackgroundColourId, true, false },
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{ "Treeview Highlight", TreeView::selectedItemBackgroundColourId, false, false },
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{ "Code Background", CodeEditorComponent::backgroundColourId, true, false },
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{ "Line Number Bkgd", CodeEditorComponent::lineNumberBackgroundId, false, false },
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{ "Line Numbers", CodeEditorComponent::lineNumberTextId, false, false },
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{ "Plain Text", CodeEditorComponent::defaultTextColourId, false, false },
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{ "Selected Text Bkgd", CodeEditorComponent::highlightColourId, false, false },
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{ "Caret", CaretComponent::caretColourId, false, true }
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};
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enum
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{
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numColours = sizeof (AppearanceColours::colours) / sizeof (AppearanceColours::colours[0])
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};
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}
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//==============================================================================
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AppearanceSettings::AppearanceSettings (bool updateAppWhenChanged)
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: settings ("COLOUR_SCHEME")
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{
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if (! IntrojucerApp::getApp().isRunningCommandLine)
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{
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IntrojucerLookAndFeel lf;
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for (int i = 0; i < AppearanceColours::numColours; ++i)
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getColourValue (AppearanceColours::colours[i].name) = lf.findColour (AppearanceColours::colours[i].colourID).toString();
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CodeDocument doc;
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CPlusPlusCodeTokeniser tokeniser;
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CodeEditorComponent editor (doc, &tokeniser);
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const CodeEditorComponent::ColourScheme cs (editor.getColourScheme());
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for (int i = cs.types.size(); --i >= 0;)
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{
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CodeEditorComponent::ColourScheme::TokenType& t = cs.types.getReference(i);
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getColourValue (t.name) = t.colour.toString();
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}
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getCodeFontValue() = getDefaultCodeFont().toString();
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if (updateAppWhenChanged)
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settings.addListener (this);
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}
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}
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File AppearanceSettings::getSchemesFolder()
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{
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File f (getGlobalProperties().getFile().getSiblingFile ("Schemes"));
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f.createDirectory();
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return f;
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}
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void AppearanceSettings::writeDefaultSchemeFile (const String& xmlString, const String& name)
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{
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const File file (getSchemesFolder().getChildFile (name).withFileExtension (getSchemeFileSuffix()));
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AppearanceSettings settings (false);
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ScopedPointer<XmlElement> xml (XmlDocument::parse (xmlString));
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if (xml != nullptr)
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settings.readFromXML (*xml);
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settings.writeToFile (file);
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}
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void AppearanceSettings::refreshPresetSchemeList()
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{
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writeDefaultSchemeFile (BinaryData::colourscheme_dark_xml, "Default (Dark)");
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writeDefaultSchemeFile (BinaryData::colourscheme_light_xml, "Default (Light)");
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Array<File> newSchemes;
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getSchemesFolder().findChildFiles (newSchemes, File::findFiles, false, String ("*") + getSchemeFileSuffix());
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if (newSchemes != presetSchemeFiles)
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{
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presetSchemeFiles.swapWith (newSchemes);
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IntrojucerApp::getCommandManager().commandStatusChanged();
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}
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}
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StringArray AppearanceSettings::getPresetSchemes()
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{
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StringArray s;
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for (int i = 0; i < presetSchemeFiles.size(); ++i)
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s.add (presetSchemeFiles.getReference(i).getFileNameWithoutExtension());
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return s;
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}
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void AppearanceSettings::selectPresetScheme (int index)
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{
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readFromFile (presetSchemeFiles [index]);
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}
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bool AppearanceSettings::readFromXML (const XmlElement& xml)
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{
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if (xml.hasTagName (settings.getType().toString()))
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{
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const ValueTree newSettings (ValueTree::fromXml (xml));
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// we'll manually copy across the new properties to the existing tree so that
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// any open editors will be kept up to date..
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settings.copyPropertiesFrom (newSettings, nullptr);
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for (int i = settings.getNumChildren(); --i >= 0;)
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{
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ValueTree c (settings.getChild (i));
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const ValueTree newValue (newSettings.getChildWithProperty (Ids::name, c.getProperty (Ids::name)));
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if (newValue.isValid())
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c.copyPropertiesFrom (newValue, nullptr);
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}
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return true;
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}
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return false;
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}
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bool AppearanceSettings::readFromFile (const File& file)
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{
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const ScopedPointer<XmlElement> xml (XmlDocument::parse (file));
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return xml != nullptr && readFromXML (*xml);
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}
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bool AppearanceSettings::writeToFile (const File& file) const
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{
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const ScopedPointer<XmlElement> xml (settings.createXml());
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return xml != nullptr && xml->writeToFile (file, String::empty);
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}
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Font AppearanceSettings::getDefaultCodeFont()
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{
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return Font (Font::getDefaultMonospacedFontName(), Font::getDefaultStyle(), 13.0f);
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}
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StringArray AppearanceSettings::getColourNames() const
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{
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StringArray s;
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for (int i = 0; i < settings.getNumChildren(); ++i)
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{
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const ValueTree c (settings.getChild(i));
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if (c.hasType ("COLOUR"))
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s.add (c [Ids::name]);
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}
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return s;
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}
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void AppearanceSettings::updateColourScheme()
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{
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applyToLookAndFeel (LookAndFeel::getDefaultLookAndFeel());
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IntrojucerApp::getApp().mainWindowList.sendLookAndFeelChange();
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}
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void AppearanceSettings::applyToLookAndFeel (LookAndFeel& lf) const
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{
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for (int i = 0; i < AppearanceColours::numColours; ++i)
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{
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Colour col;
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if (getColour (AppearanceColours::colours[i].name, col))
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{
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if (AppearanceColours::colours[i].mustBeOpaque)
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col = Colours::white.overlaidWith (col);
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if (! AppearanceColours::colours[i].applyToEditorOnly)
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lf.setColour (AppearanceColours::colours[i].colourID, col);
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}
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}
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lf.setColour (ScrollBar::thumbColourId, lf.findColour (mainBackgroundColourId).contrasting().withAlpha (0.13f));
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}
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void AppearanceSettings::applyToCodeEditor (CodeEditorComponent& editor) const
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{
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CodeEditorComponent::ColourScheme cs (editor.getColourScheme());
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for (int i = cs.types.size(); --i >= 0;)
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{
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CodeEditorComponent::ColourScheme::TokenType& t = cs.types.getReference(i);
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getColour (t.name, t.colour);
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}
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editor.setColourScheme (cs);
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editor.setFont (getCodeFont());
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for (int i = 0; i < AppearanceColours::numColours; ++i)
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{
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if (AppearanceColours::colours[i].applyToEditorOnly)
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{
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Colour col;
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if (getColour (AppearanceColours::colours[i].name, col))
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editor.setColour (AppearanceColours::colours[i].colourID, col);
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}
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}
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editor.setColour (ScrollBar::thumbColourId, editor.findColour (CodeEditorComponent::backgroundColourId)
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.contrasting()
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.withAlpha (0.13f));
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}
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Font AppearanceSettings::getCodeFont() const
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{
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const String fontString (settings [Ids::font].toString());
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if (fontString.isEmpty())
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return getDefaultCodeFont();
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return Font::fromString (fontString);
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}
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Value AppearanceSettings::getCodeFontValue()
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{
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return settings.getPropertyAsValue (Ids::font, nullptr);
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}
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Value AppearanceSettings::getColourValue (const String& colourName)
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{
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ValueTree c (settings.getChildWithProperty (Ids::name, colourName));
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if (! c.isValid())
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{
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c = ValueTree ("COLOUR");
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c.setProperty (Ids::name, colourName, nullptr);
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settings.addChild (c, -1, nullptr);
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}
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return c.getPropertyAsValue (Ids::colour, nullptr);
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}
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bool AppearanceSettings::getColour (const String& name, Colour& result) const
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{
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const ValueTree colour (settings.getChildWithProperty (Ids::name, name));
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if (colour.isValid())
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{
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result = Colour::fromString (colour [Ids::colour].toString());
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return true;
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}
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return false;
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}
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//==============================================================================
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IntrojucerLookAndFeel::IntrojucerLookAndFeel()
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{
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setColour (mainBackgroundColourId, Colour::greyLevel (0.8f));
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}
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int IntrojucerLookAndFeel::getTabButtonBestWidth (TabBarButton&, int) { return 120; }
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Colour IntrojucerLookAndFeel::getTabBackgroundColour (TabBarButton& button)
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{
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const Colour bkg (button.findColour (mainBackgroundColourId).contrasting (0.15f));
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if (button.isFrontTab())
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return bkg.overlaidWith (Colours::yellow.withAlpha (0.5f));
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return bkg;
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}
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void IntrojucerLookAndFeel::drawTabButton (TabBarButton& button, Graphics& g, bool isMouseOver, bool isMouseDown)
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{
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const Rectangle<int> activeArea (button.getActiveArea());
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const Colour bkg (getTabBackgroundColour (button));
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g.setGradientFill (ColourGradient (bkg.brighter (0.1f), 0, (float) activeArea.getY(),
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bkg.darker (0.1f), 0, (float) activeArea.getBottom(), false));
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g.fillRect (activeArea);
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g.setColour (button.findColour (mainBackgroundColourId).darker (0.3f));
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g.drawRect (activeArea);
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const float alpha = button.isEnabled() ? ((isMouseOver || isMouseDown) ? 1.0f : 0.8f) : 0.3f;
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const Colour col (bkg.contrasting().withMultipliedAlpha (alpha));
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TextLayout textLayout;
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LookAndFeel_V3::createTabTextLayout (button, (float) activeArea.getWidth(), (float) activeArea.getHeight(), col, textLayout);
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textLayout.draw (g, button.getTextArea().toFloat());
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}
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void IntrojucerLookAndFeel::drawConcertinaPanelHeader (Graphics& g, const Rectangle<int>& area,
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bool isMouseOver, bool /*isMouseDown*/,
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ConcertinaPanel&, Component& panel)
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{
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const Colour bkg (Colours::grey);
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g.setGradientFill (ColourGradient (Colour::greyLevel (isMouseOver ? 0.6f : 0.5f), 0, (float) area.getY(),
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Colour::greyLevel (0.4f), 0, (float) area.getBottom(), false));
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g.fillAll();
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g.setColour (bkg.contrasting().withAlpha (0.1f));
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g.fillRect (area.withHeight (1));
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g.fillRect (area.withTop (area.getBottom() - 1));
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g.setColour (bkg.contrasting());
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g.setFont (Font (area.getHeight() * 0.6f).boldened());
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g.drawFittedText (panel.getName(), 4, 0, area.getWidth() - 6, area.getHeight(), Justification::centredLeft, 1);
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}
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static Range<float> getBrightnessRange (const Image& im)
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{
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float minB = 1.0f, maxB = 0;
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const int w = im.getWidth();
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const int h = im.getHeight();
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for (int y = 0; y < h; ++y)
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{
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for (int x = 0; x < w; ++x)
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{
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const float b = im.getPixelAt (x, y).getBrightness();
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minB = jmin (minB, b);
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maxB = jmax (maxB, b);
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}
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}
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return Range<float> (minB, maxB);
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}
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void IntrojucerLookAndFeel::fillWithBackgroundTexture (Graphics& g)
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{
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const Colour bkg (findColour (mainBackgroundColourId));
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if (backgroundTextureBaseColour != bkg)
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{
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backgroundTextureBaseColour = bkg;
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const Image original (ImageCache::getFromMemory (BinaryData::background_tile_png,
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BinaryData::background_tile_pngSize));
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const int w = original.getWidth();
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const int h = original.getHeight();
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backgroundTexture = Image (Image::RGB, w, h, false);
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const Range<float> brightnessRange (getBrightnessRange (original));
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const float brightnessOffset = (brightnessRange.getStart() + brightnessRange.getEnd()) / 2.0f;
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const float brightnessScale = 0.025f / brightnessRange.getLength();
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const float bkgB = bkg.getBrightness();
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for (int y = 0; y < h; ++y)
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{
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for (int x = 0; x < w; ++x)
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{
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const float b = (original.getPixelAt (x, y).getBrightness() - brightnessOffset) * brightnessScale;
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backgroundTexture.setPixelAt (x, y, bkg.withBrightness (jlimit (0.0f, 1.0f, bkgB + b)));
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}
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}
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}
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g.setTiledImageFill (backgroundTexture, 0, 0, 1.0f);
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g.fillAll();
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}
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void IntrojucerLookAndFeel::fillWithBackgroundTexture (Component& c, Graphics& g)
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{
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dynamic_cast<IntrojucerLookAndFeel&> (c.getLookAndFeel()).fillWithBackgroundTexture (g);
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}
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