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authorJack Jansen <jack.jansen@cwi.nl>1996-10-04 15:22:37 (GMT)
committerJack Jansen <jack.jansen@cwi.nl>1996-10-04 15:22:37 (GMT)
commit6f1ee20501ff95077ee98f38235a284c148cbb90 (patch)
treef16bf874def5de48607b0f223a90cd629a0ea974 /Mac/Demo
parent30fe363fd8957d833aa913a2af375d275c581c15 (diff)
downloadcpython-6f1ee20501ff95077ee98f38235a284c148cbb90.zip
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Use mac_image (from cmif stuff)
Fixed off-by-four error Keep data around so it won't get reclaimed
Diffstat (limited to 'Mac/Demo')
-rw-r--r--Mac/Demo/imgbrowse/imgbrowse.py55
-rw-r--r--Mac/Demo/imgbrowse/mac_image.py55
2 files changed, 64 insertions, 46 deletions
diff --git a/Mac/Demo/imgbrowse/imgbrowse.py b/Mac/Demo/imgbrowse/imgbrowse.py
index ff778bf..ab9b429 100644
--- a/Mac/Demo/imgbrowse/imgbrowse.py
+++ b/Mac/Demo/imgbrowse/imgbrowse.py
@@ -13,6 +13,7 @@ import img
import imgformat
import macfs
import struct
+import mac_image
# Where is the picture window?
@@ -23,44 +24,6 @@ MINHEIGHT=64
MAXWIDTH=320
MAXHEIGHT=320
-def dumppixmap(data):
- baseAddr, \
- rowBytes, \
- t, l, b, r, \
- pmVersion, \
- packType, packSize, \
- hRes, vRes, \
- pixelType, pixelSize, \
- cmpCount, cmpSize, \
- planeBytes, pmTable, pmReserved \
- = struct.unpack("lhhhhhhhlllhhhhlll", data)
- print 'Base: 0x%x'%baseAddr
- print 'rowBytes: %d (0x%x)'%(rowBytes&0x3fff, rowBytes)
- print 'rect: %d, %d, %d, %d'%(t, l, b, r)
- print 'pmVersion: 0x%x'%pmVersion
- print 'packing: %d %d'%(packType, packSize)
- print 'resolution: %f x %f'%(float(hRes)/0x10000, float(vRes)/0x10000)
- print 'pixeltype: %d, size %d'%(pixelType, pixelSize)
- print 'components: %d, size %d'%(cmpCount, cmpSize)
- print 'planeBytes: %d (0x%x)'%(planeBytes, planeBytes)
- print 'pmTable: 0x%x'%pmTable
- print 'pmReserved: 0x%x'%pmReserved
-
-def mk16pixmap(w, h, data):
- """kludge a pixmap together"""
- rv = struct.pack("lhhhhhhhlllhhhhlll",
- id(data)+12,
- w*2 + 0x8000,
- 0, 0, h, w,
- 0,
- 0, 0, # XXXX?
- 72<<16, 72<<16,
- 16, 16, # XXXX
- 3, 5,
- 0, 0, 0)
- print 'Our pixmap, size %d:'%len(rv)
- dumppixmap(rv)
- return Qd.RawBitMap(rv)
def main():
print 'hello world'
@@ -98,12 +61,12 @@ class imgbrowse(FrameWork.Application):
bar.set(10)
data = rdr.read()
del bar
- pixmap = mk16pixmap(w, h, data)
- self.showimg(w, h, pixmap)
+ pixmap = mac_image.mkpixmap(w, h, imgformat.macrgb16, data)
+ self.showimg(w, h, pixmap, data)
- def showimg(self, w, h, pixmap):
+ def showimg(self, w, h, pixmap, data):
win = imgwindow(self)
- win.open(w, h, pixmap)
+ win.open(w, h, pixmap, data)
self.lastwin = win
def info(self, *args):
@@ -111,8 +74,9 @@ class imgbrowse(FrameWork.Application):
self.lastwin.info()
class imgwindow(FrameWork.Window):
- def open(self, width, height, pixmap):
+ 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)
@@ -128,8 +92,7 @@ class imgwindow(FrameWork.Window):
currect, QuickDraw.srcCopy, None)
self.info()
Qd.CopyBits(self.pixmap, self.wid.GetWindowPort().portBits, self.pictrect,
- currect, QuickDraw.srcCopy+QuickDraw.ditherCopy, None)
-## Qd.DrawPicture(self.picture, currect)
+ currect, QuickDraw.srcCopy, None)
def fitrect(self):
"""Return self.pictrect scaled to fit in window"""
@@ -151,6 +114,6 @@ class imgwindow(FrameWork.Window):
def info(self):
graf = self.wid.GetWindowPort()
bits = graf.portBits
- dumppixmap(bits.pixmap_data)
+ mac_image.dumppixmap(bits.pixmap_data)
main()
diff --git a/Mac/Demo/imgbrowse/mac_image.py b/Mac/Demo/imgbrowse/mac_image.py
new file mode 100644
index 0000000..e2639c9
--- /dev/null
+++ b/Mac/Demo/imgbrowse/mac_image.py
@@ -0,0 +1,55 @@
+"""mac_image - Helper routines (hacks) for images"""
+import imgformat
+import Qd
+import time
+import struct
+
+_fmt_to_mac = {
+ imgformat.macrgb16 : (16, 16, 3, 5),
+}
+
+def mkpixmap(w, h, fmt, data):
+ """kludge a pixmap together"""
+ fmtinfo = _fmt_to_mac[fmt]
+
+ rv = struct.pack("lhhhhhhhlllhhhhlll",
+ id(data)+16,
+ w*2 + 0x8000,
+ 0, 0, h, w,
+ 0,
+ 0, 0, # XXXX?
+ 72<<16, 72<<16,
+ fmtinfo[0], fmtinfo[1],
+ fmtinfo[2], fmtinfo[3],
+ 0, 0, 0)
+## print 'Our pixmap, size %d:'%len(rv)
+## dumppixmap(rv)
+ return Qd.RawBitMap(rv)
+
+def dumppixmap(data):
+ baseAddr, \
+ rowBytes, \
+ t, l, b, r, \
+ pmVersion, \
+ packType, packSize, \
+ hRes, vRes, \
+ pixelType, pixelSize, \
+ cmpCount, cmpSize, \
+ planeBytes, pmTable, pmReserved \
+ = struct.unpack("lhhhhhhhlllhhhhlll", data)
+ print 'Base: 0x%x'%baseAddr
+ print 'rowBytes: %d (0x%x)'%(rowBytes&0x3fff, rowBytes)
+ print 'rect: %d, %d, %d, %d'%(t, l, b, r)
+ print 'pmVersion: 0x%x'%pmVersion
+ print 'packing: %d %d'%(packType, packSize)
+ print 'resolution: %f x %f'%(float(hRes)/0x10000, float(vRes)/0x10000)
+ print 'pixeltype: %d, size %d'%(pixelType, pixelSize)
+ print 'components: %d, size %d'%(cmpCount, cmpSize)
+ print 'planeBytes: %d (0x%x)'%(planeBytes, planeBytes)
+ print 'pmTable: 0x%x'%pmTable
+ print 'pmReserved: 0x%x'%pmReserved
+ for i in range(0, len(data), 16):
+ for j in range(16):
+ if i + j < len(data):
+ print '%02.2x'%ord(data[i+j]),
+ print