mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-24 12:12:36 -06:00
120 lines
4.5 KiB
Python
Executable file
120 lines
4.5 KiB
Python
Executable file
from panda3d.core import *
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class ChatBalloon(NodePath):
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TEXT_X_OFFSET = -0.04
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TEXT_Y_OFFSET = -0.05
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# Proportion of the Z offset based on the default line height, and the new
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# line height:
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TEXT_Z_OFFSET = -(4.0/33.0)
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TEXT_MIN_WIDTH = 1.55
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TEXT_MIN_HEIGHT = 1.1
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TEXT_GLYPH_SCALE = 0.95
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TEXT_GLYPH_SHIFT = -0.05
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BALLOON_X_PADDING = 0.525
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BALLOON_Z_PADDING = 0.5
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BUTTON_SCALE = 6
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BUTTON_SHIFT = (0, 0, 0.6)
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def __init__(self, model, modelWidth, modelHeight, textNode,
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foreground=VBase4(0, 0, 0, 1), background=VBase4(1, 1, 1, 1),
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reversed=False, button=None):
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NodePath.__init__(self, 'chatBalloon')
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self.model = model
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self.modelWidth = modelWidth
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self.modelHeight = modelHeight
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self.textNode = textNode
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self.foreground = foreground
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self.background = background
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self.button = button
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# Set the TextNode color:
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self.textNode.setTextColor(self.foreground)
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# Create a balloon:
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self.balloon = self.model.copyTo(self)
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self.balloon.setColor(self.background)
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self.balloon.setTransparency(self.background[3] < 1)
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# Attach the TextNode:
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self.textNodePath = self.attachNewNode(self.textNode)
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self.textNodePath.setTransparency(self.foreground[3] < 1)
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self.textNodePath.setAttrib(DepthWriteAttrib.make(0))
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# Resize the balloon as necessary:
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middle = self.balloon.find('**/middle')
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top = self.balloon.find('**/top')
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self.textWidth = self.textNode.getWidth()
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if self.textWidth < self.TEXT_MIN_WIDTH:
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self.textWidth = self.TEXT_MIN_WIDTH
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paddedWidth = self.textWidth + (self.BALLOON_X_PADDING*2)
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self.balloon.setSx(paddedWidth / modelWidth)
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self.textHeight = textNode.getHeight()
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if self.textHeight < self.TEXT_MIN_HEIGHT:
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self.textHeight = self.TEXT_MIN_HEIGHT
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paddedHeight = self.textHeight + (self.BALLOON_Z_PADDING*2)
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middle.setSz(paddedHeight - 1.5) # Compensate for the top, as well.
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top.setZ(middle, 1)
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if reversed:
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self.balloon.setSx(-self.balloon.getSx())
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self.balloon.setTwoSided(True) # Render the backface of the balloon.
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self.width = paddedWidth
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self.height = paddedHeight
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# Position the TextNode:
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self.center = self.balloon.getBounds().getCenter()
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self.textNodePath.setPos(self.center)
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self.textNodePath.setY(self.TEXT_Y_OFFSET)
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self.textNodePath.setX(self.textNodePath, -(self.textWidth/2))
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if self.textWidth == self.TEXT_MIN_WIDTH:
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centerX = (self.TEXT_MIN_WIDTH-self.textNode.getWidth()) / 2.0
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self.textNodePath.setX(self.textNodePath, centerX)
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self.textNodePath.setZ(top, -self.BALLOON_Z_PADDING + self.TEXT_Z_OFFSET)
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if self.textHeight == self.TEXT_MIN_HEIGHT:
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centerZ = (ChatBalloon.TEXT_MIN_HEIGHT-self.textNode.getHeight()) / 2.0
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self.textNodePath.setZ(self.textNodePath, -centerZ)
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self.textNodePath.setX(self.textNodePath, self.TEXT_X_OFFSET)
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# Add a button if one is given:
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if self.button is not None:
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self.buttonNodePath = button.copyTo(self)
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self.buttonNodePath.setPos(self.textNodePath, self.textWidth, 0, -self.textHeight)
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self.buttonNodePath.setPos(self.buttonNodePath, ChatBalloon.BUTTON_SHIFT)
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self.buttonNodePath.setScale(ChatBalloon.BUTTON_SCALE)
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else:
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self.buttonNodePath = None
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# Finally, enable anti-aliasing:
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self.setAntialias(AntialiasAttrib.MMultisample)
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def setForeground(self, foreground):
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self.foreground = foreground
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self.textNode.setTextColor(self.foreground)
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def getForeground(self):
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return self.foreground
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def setBackground(self, background):
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self.background = background
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self.balloon.setColor(self.background)
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def getBackground(self):
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return self.background
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def setButton(self, button):
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if self.buttonNodePath is not None:
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self.buttonNodePath.removeNode()
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self.buttonNodePath = None
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if button is not None:
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self.buttonNodePath = button.copyTo(self)
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self.buttonNodePath.setPos(self.textNodePath, self.textWidth, 0, -self.textHeight)
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self.buttonNodePath.setPos(self.buttonNodePath, ChatBalloon.BUTTON_SHIFT)
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self.buttonNodePath.setScale(ChatBalloon.BUTTON_SCALE)
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