/// <summary>
/// Instantiates a new console GUI, creating a consoleRenderer and an array to hold the GUI elements.
/// </summary>
public ConsoleGUI()
{
consoleRenderer = new ConsoleRenderer(Console.WindowWidth, Console.WindowHeight);
screen = new List<Element>(); //This list contains every element to be drawn to the screen. Elements are rendered in the order they're added to the list.
numberOfElements = -1;
activeElement = -1;
}
public override void DrawElement(ConsoleRenderer consoleRenderer)
{
if (border == BorderStyles.none) {
//no border, just draw the log.
WriteBuffer(0, consoleRenderer);
}
else {
//Draw a border before writing the text.
consoleRenderer.DrawBox(xPosition, yPosition, width, height, border);
WriteBuffer(1, consoleRenderer);
}
}
private void WriteBuffer(int borderOffset, ConsoleRenderer consoleRenderer)
{
int tempWidth = width - (borderOffset * 2);
int tempHeight = height - (borderOffset * 2);
int tempX = xPosition + borderOffset;
int tempY = yPosition + borderOffset;
int linesRemaining = tempHeight;
int charsPerLine = tempWidth;
for (int currentString = 0; currentString < bufferSize; currentString++) {
if (linesRemaining > 0) {
//For each line, calculate how many lines it will take up in the logbox.
int numberOfLines = (int)Math.Ceiling((double)buffer[currentString].Length / (double)charsPerLine);
if (numberOfLines < 2) {
//We only need to write one line; simple!
consoleRenderer.WriteString(tempX, tempY + (linesRemaining - 1), buffer[currentString]);
linesRemaining--;
}
else {
//This is where it gets awkward. We need to account for text wrapping.
//To do this we split up the string into several substrings that will fit in the Log Box.
string[] substringArray = new string[numberOfLines];
for (int c = 0; c < numberOfLines - 1; c++) {
substringArray[c] = buffer[currentString].Substring(c * charsPerLine, charsPerLine);
}
substringArray[numberOfLines - 1] = buffer[currentString].Substring((numberOfLines - 1) * charsPerLine); //The last substring must go to the end of the string.
//Now, add each substring to the buffer and update the linesRemaining variable.
for (int c = numberOfLines - 1; c >= 0; c--) {
if (linesRemaining > 0) {
consoleRenderer.WriteString(tempX, tempY + (linesRemaining - 1), substringArray[c]);
linesRemaining--;
}
}
}
}
}
}
public abstract void DrawElement(ConsoleRenderer consoleRenderer);
