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package kr.syeyoung.dungeonsguide.gui.elements;
import kr.syeyoung.dungeonsguide.gui.MPanel;
import lombok.Getter;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.Gui;
import net.minecraft.client.gui.ScaledResolution;
import org.lwjgl.input.Keyboard;
import java.awt.*;
import java.awt.datatransfer.*;
import java.awt.event.KeyEvent;
import java.io.IOException;
@Getter
public class MTextField extends MPanel {
private Color foreground = Color.white;
private String text = "asdasdasd";
private int cursorBlickTicker = 0;
private int selectionStart = 0;
private int selectionEnd = 0;
private int cursor = 0;
private int xOffset = 0;
public void edit(String str) {
}
public void setText(String text) {
this.text = text;
}
private void setText0(String text) {
this.text = text;
edit(text);
}
@Override
public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle clip) {
Gui.drawRect(0,0,getBounds().width, getBounds().height, isFocused ? Color.white.getRGB() : Color.gray.getRGB());
Gui.drawRect(1,1,getBounds().width - 1, getBounds().height - 1, Color.black.getRGB());
Minecraft mc = Minecraft.getMinecraft();
clip(new ScaledResolution(mc), clip.x + 1, clip.y + 1, clip.width - 2, clip.height - 2);
FontRenderer fr = mc.fontRendererObj;
int y = (getBounds().height - fr.FONT_HEIGHT) / 2;
fr.drawString(text, 3 - xOffset, y, foreground.getRGB());
// draw selection
if (isFocused) {
if (selectionStart != -1) {
int startX = fr.getStringWidth(text.substring(0, selectionStart)) - xOffset;
int endX = fr.getStringWidth(text.substring(0, selectionEnd)) - xOffset;
Gui.drawRect(3 + startX, y, 3 + endX, y + fr.FONT_HEIGHT, 0xFF00FF00);
fr.drawString(text.substring(selectionStart, selectionEnd), 3 + startX, y, foreground.getRGB());
}
// draw cursor
if (cursor != -1) {
if (cursor > text.length()) cursor = text.length();
int x = fr.getStringWidth(text.substring(0, cursor)) - xOffset;
cursorBlickTicker++;
if (cursorBlickTicker < 10)
Gui.drawRect(3 + x, y, 4 + x, y + fr.FONT_HEIGHT, 0xFFFFFFFF);
if (cursorBlickTicker == 20) cursorBlickTicker = 0;
}
}
}
@Override
public void mouseClicked(int absMouseX, int absMouseY, int relMouseX, int relMouseY, int mouseButton) {
Rectangle actualField = new Rectangle(1, 3,getBounds().width - 2, getBounds().height - 6);
if (!actualField.contains(relMouseX, relMouseY)) return;
if (!lastAbsClip.contains(absMouseX, absMouseY)) return;
int relStartT = relMouseX-3;
int offseted = relStartT + xOffset;
selectionStart = -1;
FontRenderer fr = Minecraft.getMinecraft().fontRendererObj;
for (int i = 0; i < text.length(); i++) {
int totalWidth = fr.getStringWidth(text.substring(0, i));
if (offseted < totalWidth) {
cursor = i;
return;
}
}
cursor = text.length();
}
@Override
public void mouseClickMove(int absMouseX, int absMouseY, int relMouseX, int relMouseY, int clickedMouseButton, long timeSinceLastClick) {
if (!isFocused) return;
selectionStart = cursor;
selectionEnd = cursor;
int relStartT = relMouseX-3;
int offseted = relStartT + xOffset;
FontRenderer fr = Minecraft.getMinecraft().fontRendererObj;
for (int i = 0; i < text.length(); i++) {
int totalWidth = fr.getStringWidth(text.substring(0, i));
if (offseted < totalWidth) {
if (i < cursor) {
selectionStart = i;
selectionEnd = cursor;
} else {
selectionStart = cursor;
selectionEnd = i;
}
return;
}
}
selectionEnd = text.length();
if (selectionStart == selectionEnd) {
selectionStart = -1;
}
}
@Override
public void mouseScrolled(int absMouseX, int absMouseY, int relMouseX0, int relMouseY0, int scrollAmount) {
if (!isFocused) return;
if (scrollAmount > 0) {
xOffset += 5;
} else if (scrollAmount < 0){
xOffset -= 5;
}
if (xOffset < 0) {
xOffset = 0;
}
int width = Minecraft.getMinecraft().fontRendererObj.getStringWidth(text);
int overflow = getBounds().width - 3 - width;
if (overflow >= 0) {
xOffset = 0;
} else if (width - xOffset + 10 < getBounds().width) {
xOffset = width - getBounds().width+10;
}
}
@Override
public void keyTyped(char typedChar, int keycode) {
if (!isFocused) return;
if (selectionStart == -1) {
if (keycode == 199) { // home
cursor = 0;
return;
}
if (keycode == 207) { // end
cursor = text.length();
return;
}
if (keycode == 203) { // left
cursor--;
if (cursor < 0) cursor = 0;
return;
}
if (keycode == 205) { // right
cursor ++;
if (cursor > text.length()) cursor = text.length();
return;
}
// backspace
if (keycode == 14 && cursor > 0) {
setText0(this.text.substring(0, cursor - 1) + this.text.substring(cursor));
cursor--;
return;
}
//del
if (keycode == 211 && cursor < text.length()) {
setText0(this.text.substring(0, cursor) + this.text.substring(cursor+1));
return;
}
// paste
boolean shouldPaste = false;
if (keycode == 47) {
if (Minecraft.isRunningOnMac) { // mac
if (Keyboard.isKeyDown(219) || Keyboard.isKeyDown(220)) {
shouldPaste = true;
}
} else { // literally everything else
if (Keyboard.isKeyDown(29) || Keyboard.isKeyDown(157)) {
shouldPaste = true;
}
}
}
if (shouldPaste) {
Transferable transferable = Toolkit.getDefaultToolkit().getSystemClipboard().getContents(null);
if (transferable != null && transferable.isDataFlavorSupported(DataFlavor.stringFlavor)) {
try {
Object theText = transferable.getTransferData(DataFlavor.stringFlavor);
setText0(
this.text.substring(0, this.cursor)
+ theText
+ this.text.substring(this.cursor));
cursor += theText.toString().length();
} catch (UnsupportedFlavorException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
return;
}
// text
if (isPrintableChar(typedChar)) {
setText0(
this.text.substring(0, this.cursor)
+ typedChar
+ this.text.substring(this.cursor));
this.cursor++;
return;
}
} else {
if (keycode == 199) { // home
cursor = 0;
selectionStart = -1;
return;
}
if (keycode == 207) { // end
selectionStart = -1;
cursor = text.length();
return;
}
if (keycode == 203) { // left
cursor = selectionStart;
selectionStart = -1;
return;
}
if (keycode == 205) { // right
cursor = selectionEnd;
selectionStart = -1;
return;
}
// backspace
if (keycode == 14 && cursor > 0) {
setText0(this.text.substring(0, selectionStart) + this.text.substring(selectionEnd));
cursor = selectionStart;
selectionStart = -1;
return;
}
//del
if (keycode == 211 && cursor < text.length()) {
setText0(this.text.substring(0, selectionStart) + this.text.substring(selectionEnd));
cursor = selectionStart;
selectionStart = -1;
return;
}
// paste
boolean shouldPaste = false;
if (keycode == 47) {
if (Minecraft.isRunningOnMac) { // mac
if (Keyboard.isKeyDown(219) || Keyboard.isKeyDown(220)) {
shouldPaste = true;
}
} else { // literally everything else
if (Keyboard.isKeyDown(29) || Keyboard.isKeyDown(157)) {
shouldPaste = true;
}
}
}
if (shouldPaste) {
Transferable transferable = Toolkit.getDefaultToolkit().getSystemClipboard().getContents(null);
if (transferable != null && transferable.isDataFlavorSupported(DataFlavor.stringFlavor)) {
try {
Object theText = transferable.getTransferData(DataFlavor.stringFlavor);
setText0(
this.text.substring(0, this.selectionStart)
+ theText
+ this.text.substring(this.selectionEnd));
cursor = this.selectionStart + theText.toString().length();
} catch (UnsupportedFlavorException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
selectionStart = -1;
}
return;
}
boolean shouldCopy = false;
if (keycode == 46) {
if (Minecraft.isRunningOnMac) { // mac
if (Keyboard.isKeyDown(219) || Keyboard.isKeyDown(220)) {
shouldCopy = true;
}
} else { // literally everything else
if (Keyboard.isKeyDown(29) || Keyboard.isKeyDown(157)) {
shouldCopy = true;
}
}
}
if (shouldCopy) {
StringSelection selection = new StringSelection(text.substring(selectionStart, selectionEnd));
Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
clipboard.setContents(selection, selection);
return;
}
// text
if (isPrintableChar(typedChar)) {
setText0(
this.text.substring(0, this.selectionStart)
+ typedChar
+ this.text.substring(this.selectionEnd));
this.cursor = this.selectionStart + 1;
selectionStart = -1;
return;
}
}
}
public boolean isPrintableChar( char c ) {
Character.UnicodeBlock block = Character.UnicodeBlock.of( c );
return (!Character.isISOControl(c)) &&
c != KeyEvent.CHAR_UNDEFINED &&
block != null &&
block != Character.UnicodeBlock.SPECIALS;
}
}
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