editor: added resize and better line representation

Source/LampshadeLine.h

@@ -2,13 +2,14 @@
 
 class LampshadeLine {
 public:
-    LampshadeLine(bool orientation, float x, float y) : orientation(orientation), x(x), y(y)
-    {
-    }
+    LampshadeLine(bool orientation, float x, float y, float len) : orientation(orientation), x(x), y(y), len(len) {}
+    LampshadeLine(bool orientation, float x, float y) : orientation(orientation), x(x), y(y), len(1.) {}
+    LampshadeLine(bool orientation, float xy) : orientation(orientation), x(xy), y(xy), len(1.) {}
     
     bool orientation;
     float x;
     float y;
+    float len;
     
     const static bool Horizontal = 0;
     const static bool Vertical   = 1;

Source/PluginEditor.cpp

@@ -2,47 +2,47 @@
 #include "PluginEditor.h"
 
 
-
-LampshadeAudioProcessorEditor::LampshadeAudioProcessorEditor (LampshadeAudioProcessor& p)
-    : AudioProcessorEditor (&p), processor (p), lineThickness(4)
+LampshadeAudioProcessorEditor::LampshadeAudioProcessorEditor(LampshadeAudioProcessor& p)
+    : AudioProcessorEditor (&p),  processor (p), lineThickness(4)
 {
-    lines = {
-        LampshadeLine(LampshadeLine::Horizontal, 1./3., 1./3.),
-        LampshadeLine(LampshadeLine::Horizontal, 2./3., 2./3.),
-        LampshadeLine(LampshadeLine::Vertical, 1./3., 1./3.),
-        LampshadeLine(LampshadeLine::Vertical, 2./3., 2./3.)
+    hlines = {
+        LampshadeLine(LampshadeLine::Horizontal, 1./3.),
+        LampshadeLine(LampshadeLine::Horizontal, 2./3.)
     };
-    component.setTextBoxStyle(Slider::NoTextBox, true, 0, 0);
-    setSize(400, 300);
-    component.setLookAndFeel(gui);
-    addAndMakeVisible(component);
+    vlines = {
+        LampshadeLine(LampshadeLine::Vertical, 1./3.),
+        LampshadeLine(LampshadeLine::Vertical, 1./3.+0.01, 1./3.+0.01, 1./3.),
+        LampshadeLine(LampshadeLine::Vertical, 2./3.+0.05, 2./3.+0.05, 2./3.),
+        LampshadeLine(LampshadeLine::Vertical, 2./3.)
+    };
+    slider.setTextBoxStyle(Slider::NoTextBox, true, 0, 0);
+    setSize(600, 600);
+    slider.setLookAndFeel(gui);
+    addAndMakeVisible(slider);
+    corner = new ResizableCornerComponent(this, new ComponentBoundsConstrainer());
+    addAndMakeVisible(corner);
 }
 
 LampshadeAudioProcessorEditor::~LampshadeAudioProcessorEditor()
 {
 }
 
-void LampshadeAudioProcessorEditor::paint (Graphics& g)
+void LampshadeAudioProcessorEditor::paint(Graphics& g)
 {
     g.fillAll(Colours::white);
     
-    for (auto line : lines) {
-        if (line.orientation == LampshadeLine::Horizontal) {
-            g.drawLine(0, getHeight()*line.x, getWidth(), getHeight()*line.y, lineThickness);
-        } else {
-            g.drawLine(getWidth()*line.x, 0, getWidth()*line.y, getHeight(), lineThickness);
-        }
+    for (auto line : vlines) {
+        g.drawLine(getWidth()*line.x, 0, getWidth()*line.y, getHeight()*line.len, lineThickness);
+    }
+    for (auto line : hlines) {
+        g.drawLine(0, getHeight()*line.x, getWidth()*line.len, getHeight()*line.y, lineThickness);
     }
 }
 
 void LampshadeAudioProcessorEditor::resized()
 {
-    int h = 1;
-    int w = 1;
-    
-    for (auto l : lines) { l.orientation == LampshadeLine::Horizontal ? w++ : h++; }
-    
-    w = getWidth() / w;
-    h = getHeight() / h;
-    component.setBounds(w+lineThickness/2, h+lineThickness/2, w-lineThickness+1, h-lineThickness);
+    // hardcoded because they should stay in the same rectangle
+    float w = getWidth() * vlines[0].x;
+    float h = getHeight() * hlines[0].x;
+    slider.setBounds(w+lineThickness/2, h+lineThickness/2, w-lineThickness, h-lineThickness);
 }

Source/PluginEditor.h

@@ -19,10 +19,12 @@ public:
 private:
     LampshadeAudioProcessor& processor;
     LampshadeLookAndFeel* gui = new LampshadeLookAndFeel();
-    std::list<LampshadeLine> lines;
+    std::vector<LampshadeLine> hlines;
+    std::vector<LampshadeLine> vlines;
     int lineThickness;
     
-    Slider component;
+    Slider slider;
+    ResizableCornerComponent* corner;
 
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (LampshadeAudioProcessorEditor)
 };

Source/PluginProcessor.cpp

@@ -117,7 +117,7 @@ bool LampshadeAudioProcessor::hasEditor() const
 
 AudioProcessorEditor* LampshadeAudioProcessor::createEditor()
 {
-    return new LampshadeAudioProcessorEditor (*this);
+    return new LampshadeAudioProcessorEditor(*this);
 }
 
 void LampshadeAudioProcessor::getStateInformation (MemoryBlock& destData)