diff options
Diffstat (limited to 'vendor/github.com/AllenDang/w32/gdiplus.go')
-rw-r--r-- | vendor/github.com/AllenDang/w32/gdiplus.go | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/vendor/github.com/AllenDang/w32/gdiplus.go b/vendor/github.com/AllenDang/w32/gdiplus.go deleted file mode 100644 index f3a8fca..0000000 --- a/vendor/github.com/AllenDang/w32/gdiplus.go +++ /dev/null @@ -1,175 +0,0 @@ -// Copyright 2010-2012 The W32 Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package w32 - -import ( - "errors" - "fmt" - "syscall" - "unsafe" -) - -const ( - Ok = 0 - GenericError = 1 - InvalidParameter = 2 - OutOfMemory = 3 - ObjectBusy = 4 - InsufficientBuffer = 5 - NotImplemented = 6 - Win32Error = 7 - WrongState = 8 - Aborted = 9 - FileNotFound = 10 - ValueOverflow = 11 - AccessDenied = 12 - UnknownImageFormat = 13 - FontFamilyNotFound = 14 - FontStyleNotFound = 15 - NotTrueTypeFont = 16 - UnsupportedGdiplusVersion = 17 - GdiplusNotInitialized = 18 - PropertyNotFound = 19 - PropertyNotSupported = 20 - ProfileNotFound = 21 -) - -func GetGpStatus(s int32) string { - switch s { - case Ok: - return "Ok" - case GenericError: - return "GenericError" - case InvalidParameter: - return "InvalidParameter" - case OutOfMemory: - return "OutOfMemory" - case ObjectBusy: - return "ObjectBusy" - case InsufficientBuffer: - return "InsufficientBuffer" - case NotImplemented: - return "NotImplemented" - case Win32Error: - return "Win32Error" - case WrongState: - return "WrongState" - case Aborted: - return "Aborted" - case FileNotFound: - return "FileNotFound" - case ValueOverflow: - return "ValueOverflow" - case AccessDenied: - return "AccessDenied" - case UnknownImageFormat: - return "UnknownImageFormat" - case FontFamilyNotFound: - return "FontFamilyNotFound" - case FontStyleNotFound: - return "FontStyleNotFound" - case NotTrueTypeFont: - return "NotTrueTypeFont" - case UnsupportedGdiplusVersion: - return "UnsupportedGdiplusVersion" - case GdiplusNotInitialized: - return "GdiplusNotInitialized" - case PropertyNotFound: - return "PropertyNotFound" - case PropertyNotSupported: - return "PropertyNotSupported" - case ProfileNotFound: - return "ProfileNotFound" - } - return "Unknown Status Value" -} - -var ( - token uintptr - - modgdiplus = syscall.NewLazyDLL("gdiplus.dll") - - procGdipCreateBitmapFromFile = modgdiplus.NewProc("GdipCreateBitmapFromFile") - procGdipCreateBitmapFromHBITMAP = modgdiplus.NewProc("GdipCreateBitmapFromHBITMAP") - procGdipCreateHBITMAPFromBitmap = modgdiplus.NewProc("GdipCreateHBITMAPFromBitmap") - procGdipCreateBitmapFromResource = modgdiplus.NewProc("GdipCreateBitmapFromResource") - procGdipCreateBitmapFromStream = modgdiplus.NewProc("GdipCreateBitmapFromStream") - procGdipDisposeImage = modgdiplus.NewProc("GdipDisposeImage") - procGdiplusShutdown = modgdiplus.NewProc("GdiplusShutdown") - procGdiplusStartup = modgdiplus.NewProc("GdiplusStartup") -) - -func GdipCreateBitmapFromFile(filename string) (*uintptr, error) { - var bitmap *uintptr - ret, _, _ := procGdipCreateBitmapFromFile.Call( - uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(filename))), - uintptr(unsafe.Pointer(&bitmap))) - - if ret != Ok { - return nil, errors.New(fmt.Sprintf("GdipCreateBitmapFromFile failed with status '%s' for file '%s'", GetGpStatus(int32(ret)), filename)) - } - - return bitmap, nil -} - -func GdipCreateBitmapFromResource(instance HINSTANCE, resId *uint16) (*uintptr, error) { - var bitmap *uintptr - ret, _, _ := procGdipCreateBitmapFromResource.Call( - uintptr(instance), - uintptr(unsafe.Pointer(resId)), - uintptr(unsafe.Pointer(&bitmap))) - - if ret != Ok { - return nil, errors.New(fmt.Sprintf("GdiCreateBitmapFromResource failed with status '%s'", GetGpStatus(int32(ret)))) - } - - return bitmap, nil -} - -func GdipCreateBitmapFromStream(stream *IStream) (*uintptr, error) { - var bitmap *uintptr - ret, _, _ := procGdipCreateBitmapFromStream.Call( - uintptr(unsafe.Pointer(stream)), - uintptr(unsafe.Pointer(&bitmap))) - - if ret != Ok { - return nil, errors.New(fmt.Sprintf("GdipCreateBitmapFromStream failed with status '%s'", GetGpStatus(int32(ret)))) - } - - return bitmap, nil -} - -func GdipCreateHBITMAPFromBitmap(bitmap *uintptr, background uint32) (HBITMAP, error) { - var hbitmap HBITMAP - ret, _, _ := procGdipCreateHBITMAPFromBitmap.Call( - uintptr(unsafe.Pointer(bitmap)), - uintptr(unsafe.Pointer(&hbitmap)), - uintptr(background)) - - if ret != Ok { - return 0, errors.New(fmt.Sprintf("GdipCreateHBITMAPFromBitmap failed with status '%s'", GetGpStatus(int32(ret)))) - } - - return hbitmap, nil -} - -func GdipDisposeImage(image *uintptr) { - procGdipDisposeImage.Call(uintptr(unsafe.Pointer(image))) -} - -func GdiplusShutdown() { - procGdiplusShutdown.Call(token) -} - -func GdiplusStartup(input *GdiplusStartupInput, output *GdiplusStartupOutput) { - ret, _, _ := procGdiplusStartup.Call( - uintptr(unsafe.Pointer(&token)), - uintptr(unsafe.Pointer(input)), - uintptr(unsafe.Pointer(output))) - - if ret != Ok { - panic("GdiplusStartup failed with status " + GetGpStatus(int32(ret))) - } -} |