Dynamic Lines sketch

other/DynamicLines/DynamicLines.pyde

@@ -0,0 +1,71 @@
+import random, string
+
+def setup():
+    size(1000, 1000)
+    frameRate(10000)
+    
+curDraw = False
+oldLines = []
+curStroke = 1
+
+# Get the current line
+def getCurLine():
+    global startCurX, startCurY, curStroke
+    pg = createGraphics(width, height)
+    pg.beginDraw()
+    pg.fill(255, 0, 0)
+    pg.strokeWeight(curStroke)
+    pg.line(startCurX, startCurY, mouseX, mouseY)
+    pg.endDraw()
+    return pg
+
+# Start a new 'current line' and stop drawing the 'old lines'
+def mousePressed():
+    if mouseButton == LEFT:
+        global curDraw, startCurX, startCurY
+        curDraw = True
+        startCurX, startCurY = mouseX, mouseY
+    elif mouseButton == RIGHT:
+        global curStroke
+        if keyPressed:
+            if keyCode == SHIFT:
+                curStroke -= 1
+        else:
+            curStroke += 1
+        # if curStroke < 0:
+        #     curStroke = 0
+        print(curStroke)
+
+def keyPressed():
+    print("keyPressed({})".format(key))
+    if keyCode == BACKSPACE:
+        global oldLines
+        oldLines = []
+        draw()
+        print("BACKSPACE pressed")
+
+def mouseReleased():
+    if mouseButton == LEFT:
+        global curDraw, endCurX, endCurY, startCurX, startCurY, oldLines, curStroke
+        curDraw = False
+        endCurX, endCurY = mouseX, mouseY
+        compile = (startCurX, startCurY, endCurX, endCurY, curStroke)
+        oldLines.append(compile)
+    
+# Get all old lines into a PGraphics Object
+def getOldLines():
+    global oldLines
+    pg = createGraphics(width, height)
+    pg.beginDraw()
+    for x1,y1,x2,y2,stroke in oldLines:
+        pg.strokeWeight(stroke)
+        pg.line(x1, y1, x2, y2)
+    pg.endDraw()
+    return pg
+
+def draw():
+    global curDraw
+    background(204)
+    image(getOldLines(), 0, 0)
+    if curDraw:
+        image(getCurLine(), 0, 0)

other/README.md

@@ -11,3 +11,5 @@ Other sketches without any specific purpose. If enough fit into a specific categ
 - **Clusters** - A test of a simple clusterization algorithm.
 
 - **DVD Logo** - A fun little sketch displaying the iconic bouncing DVD Logo. May need a little more work to better visualize true-to-heart.
+
+- **DynamicLines** - A very simple line drawing application.