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package dulkirmod.features
import dulkirmod.DulkirMod.Companion.mc
import dulkirmod.config.DulkirConfig
import net.minecraft.client.gui.FontRenderer
import net.minecraft.client.gui.GuiChat
import net.minecraft.client.renderer.GlStateManager
import net.minecraft.client.renderer.RenderHelper
import net.minecraft.item.ItemStack
import net.minecraftforge.fml.client.config.GuiUtils
import org.lwjgl.input.Keyboard
import org.lwjgl.input.Mouse
object ScalableTooltips {
var scrollY: Int = 0
var scrollX: Int = 0
// Checks to see if large tooltips should be snapped (for larger than can fit on screen code)
var snapFlag: Boolean = true
var scaleScale: Float = 0f
var previousStack: ItemStack? = null
fun drawScaledHoveringText(
textLines: List<String>,
mouseX: Int,
mouseY: Int,
screenWidth: Int,
screenHeight: Int,
font: FontRenderer,
): Boolean {
if(!DulkirConfig.scaledTooltips) return false
if(textLines.isEmpty()) return true
// Calculate the amount of translation that should be applied based on how much the user has scrolled
// Only allows the user to scroll if you are NOT inside a chat GUI.
val eventDWheel = Mouse.getDWheel()
if (mc.currentScreen !is GuiChat) {
if (Keyboard.isKeyDown(Keyboard.KEY_LSHIFT)) {
if (eventDWheel < 0) {
scrollX += mc.displayWidth / 192
} else if (eventDWheel > 0) {
scrollX -= mc.displayWidth / 192
}
} else if (Keyboard.isKeyDown(Keyboard.KEY_LCONTROL)) {
if (eventDWheel < 0) {
scaleScale -= .1f
} else if (eventDWheel > 0) {
scaleScale += .1f
}
} else {
if (eventDWheel < 0) {
scrollY -= mc.displayHeight / 108
} else if (eventDWheel > 0) {
scrollY += mc.displayHeight / 108
}
}
if (Mouse.isButtonDown(2)) {
scaleScale = 0f
}
}
val scale = (DulkirConfig.tooltipSize + scaleScale).coerceAtLeast(0f)
// Calculate the width and height of the tooltip box
var width = 0
for (textLine in textLines) {
val textWidth = font.getStringWidth(textLine)
if (textWidth > width) {
width = textWidth
}
}
val height = (textLines.size) * font.FONT_HEIGHT
// Save the matrix state and scale it
GlStateManager.pushMatrix()
GlStateManager.scale(scale, scale, 1f)
GlStateManager.disableRescaleNormal()
RenderHelper.disableStandardItemLighting()
GlStateManager.disableLighting()
GlStateManager.disableDepth()
// calculates where it wants to put the tooltip based on user input
var x = ((mouseX + 12 + scrollX) / scale).toInt()
var y = ((mouseY - 12 + scrollY) / scale).toInt()
/**
* Extra code to account for larger tooltips:
* Tooltips should not initially render off the screen if they can fit, if too wide/too long for screen
* it will just default to normal.
*/
if ((x + width + 4 > screenWidth / scale) && (width + 4 <= screenWidth / scale)) {
scrollX = (screenWidth - mouseX - 12 - (width + 4)* scale).toInt()
}
if ((y + height + 4 > screenHeight / scale) && (height + 4 <= screenHeight / scale)) {
scrollY = (screenHeight - mouseY + 12 - (height + 4)* scale).toInt()
}
/**
* HAVE: default x and y
* NEED: modify scrollx and scroll why such that updates x and y to 0 later
*/
if (x < 0 && (width + 4 <= screenWidth / scale))
scrollX = -mouseX - 12 + 4
if (y < 0 && (height + 4 <= screenHeight / scale))
scrollY = -mouseY + 12 + 4
// if too large, then snap to top (if first time rendering tooltip)
if (snapFlag) {
if (width + 4 > screenWidth / scale) {
scrollX = -mouseX - 12 + 4
}
if (height + 4 > screenHeight / scale) {
scrollY = -mouseY + 12 + 4
}
snapFlag = false
}
// updates the position of x and y if it has been modified.
x = ((mouseX + 12 + scrollX) / scale).toInt()
y = ((mouseY - 12 + scrollY) / scale).toInt()
// Draw the background rectangle
val backgroundColor = -0xfeffff0
val zLevel = 300
GuiUtils.drawGradientRect(zLevel, x - 3, y - 4, x + width + 3, y - 3, backgroundColor, backgroundColor)
GuiUtils.drawGradientRect(zLevel, x - 3, y + height + 3, x + width + 3, y + height + 4, backgroundColor, backgroundColor)
GuiUtils.drawGradientRect(zLevel, x - 3, y - 3, x + width + 3, y + height + 3, backgroundColor, backgroundColor)
GuiUtils.drawGradientRect(zLevel, x - 4, y - 3, x - 3, y + height + 3, backgroundColor, backgroundColor)
GuiUtils.drawGradientRect(zLevel, x + width + 3, y - 3, x + width + 4, y + height + 3, backgroundColor, backgroundColor)
val borderColorStart = 0x505000FF
val borderColorEnd = borderColorStart and 0xFEFEFE shr 1 or (borderColorStart and -0x1000000)
GuiUtils.drawGradientRect(zLevel, x - 3, y - 3 + 1, x - 3 + 1, y + height + 3 - 1, borderColorStart, borderColorEnd)
GuiUtils.drawGradientRect(zLevel, x + width + 2, y - 3 + 1, x + width + 3, y + height + 3 - 1, borderColorStart, borderColorEnd)
GuiUtils.drawGradientRect(zLevel, x - 3, y - 3, x + width + 3, y - 3 + 1, borderColorStart, borderColorStart)
GuiUtils.drawGradientRect(zLevel, x - 3, y + height + 2, x + width + 3, y + height + 3, borderColorEnd, borderColorEnd)
// Render the tooltip text
var yStart = y
for (textLine in textLines) {
font.drawStringWithShadow(textLine, x.toFloat(), yStart.toFloat(), -1)
yStart += font.FONT_HEIGHT
}
// Reset matrix state
GlStateManager.enableLighting()
GlStateManager.enableDepth()
RenderHelper.enableStandardItemLighting()
GlStateManager.enableRescaleNormal()
GlStateManager.popMatrix()
return true
}
fun resetPos() {
scrollX = 0
scrollY = 0
scaleScale = 0f
snapFlag = true
}
}
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