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Finished writing the NodeSprite class. Lots of smaller tweaks to other Node classes to accomodate. UNTESTEDgit add .

master
Bryan Miller 6 years ago
parent
f1ddc9a66e
commit
d91500e9b1
1 changed files with 194 additions and 43 deletions
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  1. +194
    -43
      game/gbe/nodes.py

+ 194
- 43
game/gbe/nodes.py View File

@@ -7,7 +7,7 @@

from .display import Display
from .events import Events
from .resource import Manager
from .resource import ResourceManager
import pygame


@@ -20,7 +20,7 @@ class Node:
self._NODE_DATA={
"parent":None,
"name":name,
"children":[]
"children":[],
"resource":None
}
if parent is not None:
@@ -165,15 +165,54 @@ class Node2D(Node):
Node.__init__(self, name, parent)
except NodeError as e:
raise e
self._NODE2D_DATA={
"position":[0.0, 0.0]
}

def _render(self, surface):
Node._render(self, surface)
@property
def position(self):
p = self._NODE2D_DATA["position"]
return (p[0], p[1])
@position.setter
def position(self, pos):
if not isinstance(pos, (list, tuple)):
raise TypeError("Expected a list or tuple.")
if len(pos) != 2:
raise ValueError("Wrong number of values given.")
try:
self.position_x = pos[0]
self.position_y = pos[1]
except Exception as e:
raise e

@property
def position_x(self):
return self._NODE2D_DATA["position"][0]
@position_x.setter
def position_x(self, v):
if not isinstance(v, (int, float)):
raise TypeError("Excepted an number value.")
self._NODE2D_DATA["position"][0] = float(v)

@property
def position_y(self):
return self._NODE2D_DATA["position"][1]
@position_y.setter
def position_y(self, v):
if not isinstance(v, (int, float)):
raise TypeError("Excepted an number value.")
self._NODE2D_DATA["position"][1] = float(v)

def _callOnRender(self, surface):
if hasattr(self, "on_render"):
self._ACTIVE_SURF = surface
self.on_render()
del self._ACTIVE_SURF

def _render(self, surface):
self._callOnRender(surface)
Node._render(self, surface)

def draw_image(self, img, pos=(0,0), rect=None):
if not hasattr(self, "_ACTIVE_SURF"):
return
@@ -228,7 +267,6 @@ class NodeSurface(Node2D):
except NodeError as e:
raise e
# TODO: Update this class to use the _NODE*_DATA={} structure.
self._offset = (0.0, 0.0)
self._scale = (1.0, 1.0)
self._scaleToDisplay = False
self._scaleDirty = False
@@ -284,38 +322,7 @@ class NodeSurface(Node2D):

@property
def height(self):
return self.resolution[1]

@property
def offset(self):
return self._offset
@offset.setter
def offset(self, offset):
if not isinstance(offset, tuple):
raise TypeError("Expected a tuple")
if len(offset) != 2:
raise ValueError("Expected tuple of length two.")
if not isinstance(offset[0], (int, float)) or not isinstance(offset[1], (int, float)):
raise TypeError("Expected number values.")
self._offset = (float(offset[0]), float(offset[1]))

@property
def offset_x(self):
return self._offset[0]
@offset_x.setter
def offset_x(self, x):
if not isinstance(x, (int, float)):
raise TypeError("Expected number value.")
self._offset = (x, self._offset[1])

@property
def offset_y(self):
return self._offset[1]
@offset_y.setter
def offset_y(self, y):
if not isinstance(y, (int, float)):
raise TypeError("Expected number value.")
self._offset = (self._offset[0], y)
return self.resolution[1]

@property
def scale(self):
@@ -413,8 +420,8 @@ class NodeSurface(Node2D):
src = self._tsurface

ssize = src.get_size()
posx = self._offset[0]
posy = self._offset[1]
posx = self.position_x
posy = self.position_y
if self._alignCenter:
if dsize[0] > ssize[0]:
posx += (dsize[0] - ssize[0]) * 0.5
@@ -443,6 +450,28 @@ class NodeSprite(Node2D):
}

@property
def image_width(self):
if self._NODESPRITE_DATA["surface"] is None:
return 0
surf = self._NODESPRITE_DATA["surface"]()
return surf.get_width()

@property
def image_height(self):
if self._NODESPRITE_DATA["surface"] is None:
return 0
surf = self._NODESPRITE_DATA["surface"]()
return surf.get_height()

@property
def sprite_width(self):
return int(self.rect_width * self.scale_x)

@property
def sprite_height(self):
return int(self.rect_height * self.scale_y)

@property
def rect(self):
return (self._NODESPRITE_DATA["rect"][0],
self._NODESPRITE_DATA["rect"][1],
@@ -461,7 +490,7 @@ class NodeSprite(Node2D):
self.rect_width = rect[2]
self.rect_height = rect[3]
except Exception as e:
raise e
raise e

@property
def rect_x(self):
@@ -471,6 +500,7 @@ class NodeSprite(Node2D):
if not isinstance(v, int):
raise TypeError("Expected integer value.")
self._NODESPRITE_DATA["rect"][0] = v
self._NODESPRITE_ValidateRect()

@property
def rect_y(self):
@@ -480,6 +510,7 @@ class NodeSprite(Node2D):
if not isinstance(v, int):
raise TypeError("Expected integer value.")
self._NODESPRITE_DATA["rect"][1] = v
self._NODESPRITE_ValidateRect()


@property
@@ -490,6 +521,7 @@ class NodeSprite(Node2D):
if not isinstance(v, int):
raise TypeError("Expected integer value.")
self._NODESPRITE_DATA["rect"][2] = v
self._NODESPRITE_ValidateRect()


@property
@@ -500,6 +532,7 @@ class NodeSprite(Node2D):
if not isinstance(v, int):
raise TypeError("Expected integer value.")
self._NODESPRITE_DATA["rect"][3] = v
self._NODESPRITE_ValidateRect()

@property
def center(self):
@@ -509,7 +542,8 @@ class NodeSprite(Node2D):
@property
def scale(self):
return (self._NODESPRITE_DATA["scale"][0], self._NODESPRITE_DATA["scale"][1])
@scale.setter(self, scale):
@scale.setter
def scale(self, scale):
if not isinstance(scale, (list, tuple)):
raise TypeError("Expected a list or tuple.")
if len(scale) != 2:
@@ -528,6 +562,7 @@ class NodeSprite(Node2D):
if not isinstance(v, (int, float)):
raise TypeError("Expected number value.")
self._NODESPRITE_DATA["scale"][0] = float(v)
self._NODESPRITE_DATA["scale_dirty"] = True

@property
def scale_y(self):
@@ -537,12 +572,128 @@ class NodeSprite(Node2D):
if not isinstance(v, (int, float)):
raise TypeError("Expected number value.")
self._NODESPRITE_DATA["scale"][1] = float(v)
self._NODESPRITE_DATA["scale_dirty"] = True

@property
def image(self):
return self._NODESPRITE_DATA["image"]
@image.setter
def image(self, image):
def image(self, src):
src = src.strip()
if self._NODESPRITE_DATA["image"] == src:
return # Nothing to change... lol
if self._NODESPRITE_DATA["image"] != "":
self._NODESPRITE_DATA["surface"] = None # Clear reference to original surface.
pass
if src != "":
rm = self.resource
try:
if not rm.has("graphic", src):
rm.store("graphic", src)
self._NODESPRITE_DATA["image"] = src
self._NODESPRITE_DATA["surface"] = rm.get("graphic", src)
if self._NODESPRITE_DATA["surface"] is None:
self._NODESPRITE_DATA["image"] = ""
self._NODESPRITE_DATA["rect"]=[0,0,0,0]
else:
# Resetting the rect to identity for the new image.
surf = self._NODESPRITE_DATA["surface"]()
size = surf.get_size()
self._NODESPRITE_DATA["rect"]=[0,0,size[0], size[1]]
except Exception as e:
raise e
else:
self._NODESPRITE_DATA["image"] = ""
self._NODESPRITE_DATA["rect"]=[0,0,0,0]

def _render(self, surface):
# Call the on_render() method, if any
Node2D._callOnRender(self, surface)
# Paint the sprite onto the surface
if self._NODESPRITE_DATA["surface"] is not None:
rect = self._NODESPRITE_DATA["rect"]
scale = self._NODESPRITE_DATA["scale"]
surf = self._NODESPRITE_DATA["surface"]()
# Of course, only bother if we have a surface to work with.
if surf is not None:
# Do some prescaling work, if needed.
if self._NODESPRITE_DATA["scale_dirty"]:
self._NODESPRITE_UpdateScaleSurface(scale, surf)
fsurf = surf # Initial assumption that the surface is also the "frame"
# If we have a "frame" surface, however, let's get it and blit the rect into the frame surface.
if "frame_surf" in self._NODESPRITE_DATA:
fsurf = self._NODESPRITE_DATA["frame_surf"]
fsurf.blit(surf, (0, 0), rect)
# If scaling, then transform (scale) the frame surface into the scale surface and set the frame surface to the scale surface.
if "scale_surf" in self._NODESPRITE_DATA:
ssurf = self._NODESPRITE_DATA["scale_surf"]
pygame.transform.scale(fsurf, ssurf.get_size(), ssurf)
fsurf = ssurf

# Place the sprite! WHEEEEE!
pos = self.position
surface.blit(fsurf, pos)

# Call on all children
Node._render(self, surface)


def _NODESPRITE_UpdateScaleSurface(self, scale, surf):
self._NODESPRITE_DATA["scale_dirty"] = False
ssurf = None
if "scale_surf" in self._NODESPRITE_DATA:
ssurf = self._NODESPRITE_DATA["scale_surf"]

if scale[0] == 1.0 and scale[1] == 1.0:
if ssurf is not None:
del self._NODESPRITE_DATA["scale_surf"]
return
nw = int(self.rect_width * scale[0])
nh = int(self.rect_height * scale[1])

if nw != ssurf.get_width() or nh != ssurf.get_height():
ssurf = pygame.Surface((nw, nh), pygame.SRCALPHA, surf)
ssurf.fill(pygame.Color(0,0,0,0))
self._NODESPRITE_DATA["scale_surf"] = ssurf

def _NODESPRITE_ValidateRect(self):
if self._NODESPRITE_DATA["surface"] is None:
self._NODESPRITE_DATA["rect"] = [0,0,0,0]
else:
rect = self._NODESPRITE_DATA["rect"]
isize = (self.image_width, self.image_height)
if rect[0] < 0:
rect[2] += rect[0]
rect[0] = 0
elif rect[0] >= isize[0]:
rect[0] = isize[0]-1
rect[2] = 0
if rect[1] < 0:
rect[3] += rect[1]
rect[1] = 0
elif rect[1] >= isize[1]:
rect[1] = isize[1]-1
rect[3] = 0
if rect[2] < 0:
rect[2] = 0
elif rect[0] + rect[2] > isize[0]:
rect[2] = isize[0] - rect[0]
if rect[3] < 0:
rect[3] = 0
elif rect[1] + rect[3] > isize[1]:
rect[3] = isize[1] - rect[1]

fssize = [0,0]
if rect[2] > 0 and rect[3] > 0:
if rect[2] < isize[0] or rect[1] < isize[1]:
surf = self._NODESPRITE_DATA["surface"]()
self._NODESPRITE_DATA["frame_surf"] = pygame.Surface((rect[2], rect[3]), pygame.SRCALPHA, surf)
if fssize[0] > 0 and fssize[1] > 0:
pass
elif "frame_surf" in self._NODESPRITE_DATA:
del self._NODESPRITE_DATA["frame_surf"]





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