mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-11-01 01:07:54 +00:00
94 lines
3.1 KiB
Python
94 lines
3.1 KiB
Python
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from pandac.PandaModules import *
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class CatalogChatBalloon:
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TEXT_SHIFT = (0.1, -0.05, 1.1)
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TEXT_SHIFT_REVERSED = -0.05
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TEXT_SHIFT_PROP = 0.08
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NATIVE_WIDTH = 10.0
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MIN_WIDTH = 2.5
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MIN_HEIGHT = 1
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BUBBLE_PADDING = 0.3
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BUBBLE_PADDING_PROP = 0.05
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BUTTON_SCALE = 6
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BUTTON_SHIFT = (-0.2, 0, 0.6)
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FRAME_SHIFT = (0.2, 1.4)
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def __init__(self, model):
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self.model = model
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def generate(self, text, font, textColor=(0,0,0,1), balloonColor=(1,1,1,1),
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wordWrap = 10.0, button=None, reversed=False):
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root = NodePath('balloon')
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# Add balloon geometry:
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balloon = self.model.copyTo(root)
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top = balloon.find('**/top')
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middle = balloon.find('**/middle')
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bottom = balloon.find('**/bottom')
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balloon.setColor(balloonColor)
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if balloonColor[3] < 1.0:
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balloon.setTransparency(1)
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# Render the text into a TextNode, using the font:
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t = root.attachNewNode(TextNode('text'))
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t.node().setFont(font)
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t.node().setWordwrap(wordWrap)
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t.node().setText(text)
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t.node().setTextColor(textColor)
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width, height = t.node().getWidth(), t.node().getHeight()
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# Turn off depth write for the text: The place in the depth buffer is
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# held by the chat bubble anyway, and the text renders after the bubble
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# so there's no risk of the bubble overwriting the text's pixels.
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t.setAttrib(DepthWriteAttrib.make(0))
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t.setPos(self.TEXT_SHIFT)
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t.setX(t, self.TEXT_SHIFT_PROP*width)
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t.setZ(t, height)
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if reversed:
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# The nametag code wants the text on the left side of the axis,
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# rather than on the right side. Therefore, we move the text to the
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# opposite side:
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t.setX(self.TEXT_SHIFT_REVERSED - self.TEXT_SHIFT_PROP*width - width)
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# Give the chat bubble a button, if one is requested:
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if button:
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np = button.copyTo(root)
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np.setPos(t, width, 0, -height)
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np.setPos(np, self.BUTTON_SHIFT)
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np.setScale(self.BUTTON_SCALE)
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# Set a minimum width and height for short or empty messages
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if width < self.MIN_WIDTH:
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width = self.MIN_WIDTH
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if reversed:
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t.setX(t, -width/2.0)
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else:
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t.setX(t, width/2.0)
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t.node().setAlign(TextNode.ACenter)
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if height < self.MIN_HEIGHT:
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height = self.MIN_HEIGHT
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t.setX(t, height/2.0)
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t.node().setAlign(TextNode.ACenter)
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# Set the balloon's size:
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width *= 1+self.BUBBLE_PADDING_PROP
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width += self.BUBBLE_PADDING
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balloon.setSx(width/self.NATIVE_WIDTH)
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if reversed:
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balloon.setSx(-balloon.getSx())
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balloon.setTwoSided(True) # Render the backface of the balloon
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middle.setSz(height)
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top.setZ(top, height-1)
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# Calculate the frame occupied by the balloon:
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left, bottom = self.FRAME_SHIFT
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if reversed:
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left = -left - width
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frame = (left, left+width, bottom, bottom+height+1)
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return root, frame
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