GetPortBounds()"""imgbrowse - Display pictures using img""" import FrameWork import EasyDialogs from Carbon import Res from Carbon import Qd from Carbon import QuickDraw from Carbon import Win #ifrom Carbon mport List import sys import struct import img import imgformat import macfs import struct import mac_image # Where is the picture window? LEFT=200 TOP=64 MINWIDTH=64 MINHEIGHT=64 MAXWIDTH=320 MAXHEIGHT=320 def main(): print 'hello world' imgbrowse() class imgbrowse(FrameWork.Application): def __init__(self): # First init menus, etc. FrameWork.Application.__init__(self) self.lastwin = None # Finally, go into the event loop self.mainloop() def makeusermenus(self): self.filemenu = m = FrameWork.Menu(self.menubar, "File") self.openitem = FrameWork.MenuItem(m, "Open...", "O", self.opendoc) self.infoitem = FrameWork.MenuItem(m, "Info", "I", self.info) self.quititem = FrameWork.MenuItem(m, "Quit", "Q", self.quit) def quit(self, *args): self._quit() def opendoc(self, *args): fss, ok = macfs.StandardGetFile() # Any file type if not ok: return bar = EasyDialogs.ProgressBar('Reading and converting...') pathname = fss.as_pathname() try: rdr = img.reader(imgformat.macrgb16, pathname) except img.error, arg: EasyDialogs.Message(`arg`) return w, h = rdr.width, rdr.height bar.set(10) data = rdr.read() del bar pixmap = mac_image.mkpixmap(w, h, imgformat.macrgb16, data) self.showimg(w, h, pixmap, data) def showimg(self, w, h, pixmap, data): win = imgwindow(self) win.open(w, h, pixmap, data) self.lastwin = win def info(self, *args): if self.lastwin: self.lastwin.info() class imgwindow(FrameWork.Window): def open(self, width, height, pixmap, data): self.pixmap = pixmap self.data = data self.pictrect = (0, 0, width, height) bounds = (LEFT, TOP, LEFT+width, TOP+height) self.wid = Win.NewCWindow(bounds, "Picture", 1, 0, -1, 1, 0) self.do_postopen() def do_update(self, *args): pass currect = self.fitrect() print 'PICT:', self.pictrect print 'WIND:', currect print 'ARGS:', (self.pixmap, self.wid.GetWindowPort().GetPortBitMapForCopyBits(), self.pictrect, currect, QuickDraw.srcCopy, None) self.info() Qd.CopyBits(self.pixmap, self.wid.GetWindowPort().GetPortBitMapForCopyBits(), self.pictrect, currect, QuickDraw.srcCopy, None) def fitrect(self): """Return self.pictrect scaled to fit in window""" graf = self.wid.GetWindowPort() screenrect = graf.GetPortBounds() picwidth = self.pictrect[2] - self.pictrect[0] picheight = self.pictrect[3] - self.pictrect[1] if picwidth > screenrect[2] - screenrect[0]: factor = float(picwidth) / float(screenrect[2]-screenrect[0]) picwidth = picwidth / factor picheight = picheight / factor if picheight > screenrect[3] - screenrect[1]: factor = float(picheight) / float(screenrect[3]-screenrect[1]) picwidth = picwidth / factor picheight = picheight / factor return (screenrect[0], screenrect[1], screenrect[0]+int(picwidth), screenrect[1]+int(picheight)) def info(self): graf = self.wid.GetWindowPort() bits = graf.GetPortBitMapForCopyBits() mac_image.dumppixmap(bits.pixmap_data) main()