| 1 | """imgbrowse - Display pictures using img"""
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| 2 |
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| 3 | import FrameWork
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| 4 | import EasyDialogs
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| 5 | from Carbon import Res
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| 6 | from Carbon import Qd
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| 7 | from Carbon import QuickDraw
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| 8 | from Carbon import Win
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| 9 | #ifrom Carbon mport List
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| 10 | import struct
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| 11 | import img
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| 12 | import imgformat
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| 13 | import mac_image
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| 14 |
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| 15 |
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| 16 | # Where is the picture window?
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| 17 | LEFT=200
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| 18 | TOP=64
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| 19 | MINWIDTH=64
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| 20 | MINHEIGHT=64
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| 21 | MAXWIDTH=320
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| 22 | MAXHEIGHT=320
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| 23 |
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| 24 |
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| 25 | def main():
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| 26 | print 'hello world'
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| 27 | imgbrowse()
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| 28 |
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| 29 | class imgbrowse(FrameWork.Application):
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| 30 | def __init__(self):
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| 31 | # First init menus, etc.
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| 32 | FrameWork.Application.__init__(self)
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| 33 | self.lastwin = None
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| 34 | # Finally, go into the event loop
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| 35 | self.mainloop()
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| 36 |
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| 37 | def makeusermenus(self):
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| 38 | self.filemenu = m = FrameWork.Menu(self.menubar, "File")
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| 39 | self.openitem = FrameWork.MenuItem(m, "Open...", "O", self.opendoc)
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| 40 | self.infoitem = FrameWork.MenuItem(m, "Info", "I", self.info)
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| 41 | self.quititem = FrameWork.MenuItem(m, "Quit", "Q", self.quit)
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| 42 |
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| 43 | def quit(self, *args):
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| 44 | self._quit()
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| 45 |
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| 46 | def opendoc(self, *args):
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| 47 | pathname = EasyDialogs.AskFileForOpen() # Any file type
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| 48 | if not pathname:
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| 49 | return
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| 50 | bar = EasyDialogs.ProgressBar('Reading and converting...')
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| 51 | try:
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| 52 | rdr = img.reader(imgformat.macrgb16, pathname)
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| 53 | except img.error, arg:
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| 54 | EasyDialogs.Message(repr(arg))
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| 55 | return
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| 56 | w, h = rdr.width, rdr.height
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| 57 | bar.set(10)
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| 58 | data = rdr.read()
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| 59 | del bar
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| 60 | pixmap = mac_image.mkpixmap(w, h, imgformat.macrgb16, data)
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| 61 | self.showimg(w, h, pixmap, data)
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| 62 |
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| 63 | def showimg(self, w, h, pixmap, data):
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| 64 | win = imgwindow(self)
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| 65 | win.open(w, h, pixmap, data)
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| 66 | self.lastwin = win
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| 67 |
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| 68 | def info(self, *args):
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| 69 | if self.lastwin:
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| 70 | self.lastwin.info()
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| 71 |
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| 72 | class imgwindow(FrameWork.Window):
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| 73 | def open(self, width, height, pixmap, data):
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| 74 | self.pixmap = pixmap
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| 75 | self.data = data
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| 76 | self.pictrect = (0, 0, width, height)
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| 77 | bounds = (LEFT, TOP, LEFT+width, TOP+height)
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| 78 |
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| 79 | self.wid = Win.NewCWindow(bounds, "Picture", 1, 0, -1, 1, 0)
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| 80 | self.do_postopen()
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| 81 |
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| 82 | def do_update(self, *args):
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| 83 | pass
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| 84 | currect = self.fitrect()
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| 85 | print 'PICT:', self.pictrect
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| 86 | print 'WIND:', currect
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| 87 | print 'ARGS:', (self.pixmap, self.wid.GetWindowPort().GetPortBitMapForCopyBits(), self.pictrect,
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| 88 | currect, QuickDraw.srcCopy, None)
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| 89 | self.info()
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| 90 | Qd.CopyBits(self.pixmap, self.wid.GetWindowPort().GetPortBitMapForCopyBits(), self.pictrect,
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| 91 | currect, QuickDraw.srcCopy, None)
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| 92 |
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| 93 | def fitrect(self):
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| 94 | """Return self.pictrect scaled to fit in window"""
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| 95 | graf = self.wid.GetWindowPort()
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| 96 | screenrect = graf.GetPortBounds()
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| 97 | picwidth = self.pictrect[2] - self.pictrect[0]
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| 98 | picheight = self.pictrect[3] - self.pictrect[1]
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| 99 | if picwidth > screenrect[2] - screenrect[0]:
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| 100 | factor = float(picwidth) / float(screenrect[2]-screenrect[0])
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| 101 | picwidth = picwidth / factor
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| 102 | picheight = picheight / factor
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| 103 | if picheight > screenrect[3] - screenrect[1]:
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| 104 | factor = float(picheight) / float(screenrect[3]-screenrect[1])
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| 105 | picwidth = picwidth / factor
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| 106 | picheight = picheight / factor
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| 107 | return (screenrect[0], screenrect[1], screenrect[0]+int(picwidth),
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| 108 | screenrect[1]+int(picheight))
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| 109 |
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| 110 | def info(self):
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| 111 | graf = self.wid.GetWindowPort()
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| 112 | bits = graf.GetPortBitMapForCopyBits()
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| 113 | mac_image.dumppixmap(bits.pixmap_data)
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| 114 |
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| 115 | main()
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