Added pixel text writing to start.js and 4x4 and 5x6 alphabets. Added test to rooms/oceanRoom.js.

rooms/oceanRoom.js

@@ -45,9 +45,12 @@ rm_Ocean.Do = function () {
 rm_Ocean.DrawAbove = function () {
     // Draw the speed indicator in Bottom Left corner.
     OS.context.drawImage(rm_Ocean.speedGaugeImg, G.player.currentSpeed * 32, 0, 32, 32, 16, OS.camera.height - 32 - 16, 32, 32);
+
+    drawPixelText("Testing 1 2 3!", 0, 0, 0, "white", 4);
+    drawPixelText("Testing 1 2 3!", 0, 64, 0, "white", 6);
 }
 
 rm_Ocean.DoLast = function () {
     // Clear Objects on room exit. This is best practice unless you need persistent objects.
-    rm_Ocean.objects = {};
+    //rm_Ocean.objects = {};
 }

start.js

@@ -19,3 +19,202 @@ function randomSmidge() {
 // Return a random amount between -10 and 10 on the pixel scale.
 	return (Math.round(Math.randomRange(-10, 10)) * OS.S.pixelScale);
 }
+
+function drawPixelText(text, x, y, wrapWidth, color, size) {
+// Draw the text at the given x and y on the canvas using the alphabet images.
+// Remember to set the pixel scale for x and y when you call the function!
+// 4x4 font from http://pixeljoint.com/forum/forum_posts.asp?TID=18755&PID=185995#185995
+// 5x6 font from http://atariage.com/forums/topic/165697-fonts/page-4#entry2081600
+	text = text.toString().toUpperCase();
+	
+	var letterSizeX = ((size == 6) ? size - 1 : size) * OS.S.pixelScale;
+	var letterSizeY = size * OS.S.pixelScale;
+	var maxWrapWidth = Math.floor(OS.camera.width / (letterSizeX + OS.S.pixelScale));
+	console.log(maxWrapWidth);
+	wrapWidth = (wrapWidth <= 0 || wrapWidth > maxWrapWidth) ? maxWrapWidth : wrapWidth;
+	
+	var alphabet = new Image();
+	alphabet.src = "images/alphabet_" + color + "_" + size.toString() + "px.png";
+
+	for (var i = 0; i < text.length; i++) {
+		var letterCellX, letterCellY;
+		switch (text.charAt(i)) {
+			case "A":
+				letterCellX = 0;
+				letterCellY = 0;
+				break;
+			case "B":
+				letterCellX = 1;
+				letterCellY = 0;
+				break;
+			case "C":
+				letterCellX = 2;
+				letterCellY = 0;
+				break;
+			case "D":
+				letterCellX = 3;
+				letterCellY = 0;
+				break;
+			case "E":
+				letterCellX = 4;
+				letterCellY = 0;
+				break;
+			case "F":
+				letterCellX = 5;
+				letterCellY = 0;
+				break;
+			case "G":
+				letterCellX = 0;
+				letterCellY = 1;
+				break;
+			case "H":
+				letterCellX = 1;
+				letterCellY = 1;
+				break;
+			case "I":
+				letterCellX = 2;
+				letterCellY = 1;
+				break;
+			case "J":
+				letterCellX = 3;
+				letterCellY = 1;
+				break;
+			case "K":
+				letterCellX = 4;
+				letterCellY = 1;
+				break;
+			case "L":
+				letterCellX = 5;
+				letterCellY = 1;
+				break;
+			case "M":
+				letterCellX = 0;
+				letterCellY = 2;
+				break;
+			case "N":
+				letterCellX = 1;
+				letterCellY = 2;
+				break;
+			case "O":
+				letterCellX = 2;
+				letterCellY = 2;
+				break;
+			case "P":
+				letterCellX = 3;
+				letterCellY = 2;
+				break;
+			case "Q":
+				letterCellX = 4;
+				letterCellY = 2;
+				break;
+			case "R":
+				letterCellX = 5;
+				letterCellY = 2;
+				break;
+			case "S":
+				letterCellX = 0;
+				letterCellY = 3;
+				break;
+			case "T":
+				letterCellX = 1;
+				letterCellY = 3;
+				break;
+			case "U":
+				letterCellX = 2;
+				letterCellY = 3;
+				break;
+			case "V":
+				letterCellX = 3;
+				letterCellY = 3;
+				break;
+			case "W":
+				letterCellX = 4;
+				letterCellY = 3;
+				break;
+			case "X":
+				letterCellX = 5;
+				letterCellY = 3;
+				break;
+			case "Y":
+				letterCellX = 0;
+				letterCellY = 4;
+				break;
+			case "Z":
+				letterCellX = 1;
+				letterCellY = 4;
+				break;
+			case "1":
+				letterCellX = 2;
+				letterCellY = 4;
+				break;
+			case "2":
+				letterCellX = 3;
+				letterCellY = 4;
+				break;
+			case "3":
+				letterCellX = 4;
+				letterCellY = 4;
+				break;
+			case "4":
+				letterCellX = 5;
+				letterCellY = 4;
+				break;
+			case "5":
+				letterCellX = 0;
+				letterCellY = 5;
+				break;
+			case "6":
+				letterCellX = 1;
+				letterCellY = 5;
+				break;
+			case "7":
+				letterCellX = 2;
+				letterCellY = 5;
+				break;
+			case "8":
+				letterCellX = 3;
+				letterCellY = 5;
+				break;
+			case "9":
+				letterCellX = 4;
+				letterCellY = 5;
+				break;
+			case "0":
+				letterCellX = 5;
+				letterCellY = 5;
+				break;
+			case ".":
+				letterCellX = 0;
+				letterCellY = 6;
+				break;
+			case ",":
+				letterCellX = 1;
+				letterCellY = 6;
+				break;
+			case "-":
+				letterCellX = 2;
+				letterCellY = 6;
+				break;
+			case "?":
+				letterCellX = 3;
+				letterCellY = 6;
+				break;
+			case "!":
+				letterCellX = 4;
+				letterCellY = 6;
+				break;
+			default:	// Default to Space
+				letterCellX = 5;
+				letterCellY = 6;
+				break;
+		}
+
+		var lineNumber = Math.floor(i/wrapWidth);
+		var horizontal = i - (wrapWidth * lineNumber);
+		var letterSheetX = letterSizeX * letterCellX;
+		var letterSheetY = letterSizeY * letterCellY;
+		var letterX = x + (letterSizeX * horizontal) + (OS.S.pixelScale * horizontal);	//Places a space between characters horizontally
+		var letterY = y + (letterSizeY * lineNumber) + (OS.S.pixelScale * lineNumber);	//Places a space between characters vertically
+		OS.context.drawImage(alphabet, letterSheetX, letterSheetY, letterSizeX, letterSizeY, letterX, letterY, letterSizeX, letterSizeY);
+	}
+}