IAT 167 Lecture Notes - Lecture 12: Sliders, User Interface
14 Sep 2018
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User interface that allows user to interact with programs with graphical icons and visual indicators (widgets) Program waits for events to occur and responds. Flow is determined by events (user actions, sensor inputs, timer ticks: event firing: objects/ interactions generate events, event detection: listens check for events, event handling: functions respond to events (e. g. callbacks) Gui and controller library used in application and applet mode. Bundled with processing with default (version 2. 2. 5: install globally: import library controlp5, add locally: sketch --> add file --> library --> add controlp4. jar to "code" folder. Create multiple controllers for object, color, array, & squares import controlp5. *; //import library color[] colors = new color[4]; //array of colors that can be changed by. Controlp5 = new controlp5 (this); //constructor signature: controlp5 (papplet p) Controlp5. addslider (slider1, 0, 255, 128, 10, 10, 10, 100); controlp5. addslider (slider2, 0, 255, 128, 70, 10, 100, 10); //add a toggle that have two state: true or false.
