func NewPropRange(obj, how, min, max int) propHeader {
var p C.DIPROPRANGE
p.diph.dwSize = C.sizeof_DIPROPRANGE
p.diph.dwHeaderSize = C.sizeof_DIPROPHEADER
p.diph.dwObj = C.DWORD(obj)
p.diph.dwHow = C.DWORD(how)
p.lMin = C.LONG(min)
p.lMax = C.LONG(max)
return &propRange{p}
}
// Change the size of the rendering region of the window
func (wi *windowInternal) setSize(x, y uint) {
// SetWindowPos wants the total size of the window (including title bar and borders),
// so we have to compute it
rect := C.RECT{0, 0, C.LONG(x), C.LONG(y)}
style := C.GetWindowLong(wi.window.Handle, C.GWL_STYLE)
C.__AdjustWindowRect(&rect, C.DWORD(style), C.FALSE)
width := C.int(rect.right - rect.left)
height := C.int(rect.bottom - rect.top)
C.SetWindowPos(wi.window.Handle, nil, 0, 0, width, height, C.SWP_NOMOVE|C.SWP_NOZORDER)
}
func (g *group) commitResize(c *allocation, d *sizing) {
var r C.RECT
// pretend that the client area of the group box only includes the actual empty space
// container will handle the necessary adjustments properly
r.left = 0
r.top = 0
r.right = C.LONG(c.width)
r.bottom = C.LONG(c.height)
g.container.move(&r)
basecommitResize(g, c, d)
}
// Creates the window. This function expects not to be called on a ContextThread
func (wi *windowInternal) initialize(monitor *Monitor, mode VideoMode, title string, style WindowStyle) ThreadError {
// Compute position and size
screenDC := C.GetDC(nil)
width := C.int(mode.Width)
height := C.int(mode.Height)
left := (C.GetDeviceCaps(screenDC, C.HORZRES) - width) / 2
top := (C.GetDeviceCaps(screenDC, C.VERTRES) - height) / 2
C.ReleaseDC(nil, screenDC)
// Choose the window style according to the Style parameter
win32Style := C.DWORD(C.WS_VISIBLE)
if style == WindowStyleNone {
win32Style |= C.WS_POPUP
} else {
if style&WindowStyleTitlebar != 0 {
win32Style |= C.WS_CAPTION | C.WS_MINIMIZEBOX
}
if style&WindowStyleResize != 0 {
win32Style |= C.WS_THICKFRAME | C.WS_MAXIMIZEBOX
}
if style&WindowStyleClose != 0 {
win32Style |= C.WS_SYSMENU
}
}
// In windowed mode, adjust width and height so that window will have the requested client area
fullscreen := style&WindowStyleFullscreen != 0
if !fullscreen {
rectangle := C.RECT{
left: C.LONG(left),
top: C.LONG(top),
right: C.LONG(left + width),
bottom: C.LONG(top + height),
}
C.__AdjustWindowRect(&rectangle, win32Style, C.FALSE)
left = C.int(rectangle.left)
top = C.int(rectangle.top)
width = C.int(rectangle.right - rectangle.left)
height = C.int(rectangle.bottom - rectangle.top)
}
wTitle, _ := utf16Convert(title)
wi.window.Handle = C.CreateWindowExW(0, className, wTitle, win32Style, left, top, width, height, nil, nil, windowClass.hInstance, C.LPVOID(wi))
// Switch to fullscreen if requested
if fullscreen {
wi.switchToFullscreen(monitor, mode)
}
return nil
}
func (a *area) Repaint(r image.Rectangle) {
var hscroll, vscroll C.int
var rect C.RECT
C.SendMessageW(a.hwnd, C.msgAreaGetScroll, C.WPARAM(uintptr(unsafe.Pointer(&hscroll))), C.LPARAM(uintptr(unsafe.Pointer(&vscroll))))
r = r.Add(image.Pt(int(hscroll), int(vscroll))) // adjust by scroll position
r = image.Rect(0, 0, a.width, a.height).Intersect(r)
if r.Empty() {
return
}
rect.left = C.LONG(r.Min.X)
rect.top = C.LONG(r.Min.Y)
rect.right = C.LONG(r.Max.X)
rect.bottom = C.LONG(r.Max.Y)
C.SendMessageW(a.hwnd, C.msgAreaRepaint, 0, C.LPARAM(uintptr(unsafe.Pointer(&rect))))
}
// Set the current position of the mouse in window coordinates
func (wi *windowInternal) setMousePosition(x, y int) ThreadError {
if !wi.window.IsValid() {
// TODO ERROR
return nil
}
point := C.POINT{x: C.LONG(x), y: C.LONG(y)}
if C.__ScreenToClient(wi.window.Handle, &point) == 0 {
return NewThreadError(fmt.Errorf("ScreenToClient (%d)", C.GetLastError()), false)
}
if C.SetCursorPos(C.int(x), C.int(y)) == 0 {
return NewThreadError(fmt.Errorf("SetCursorPos (%d)", C.GetLastError()), false)
}
return nil
}
// a tab control contains other controls; size appropriately
func (t *tab) commitResize(c *allocation, d *sizing) {
var r C.RECT
// figure out what the rect for each child is...
// the tab contents are children of the tab itself, so ignore c.x and c.y, which are relative to the window!
r.left = C.LONG(0)
r.top = C.LONG(0)
r.right = C.LONG(c.width)
r.bottom = C.LONG(c.height)
C.tabGetContentRect(t._hwnd, &r)
// and resize tabs
// don't resize just the current tab; resize all tabs!
for _, c := range t.tabs {
// because each widget is actually a child of the Window, the origin is the one we calculated above
c.move(&r)
}
// and now resize the tab control itself
basecommitResize(t, c, d)
}
// a tab control contains other controls; size appropriately
func (t *tab) commitResize(c *allocation, d *sizing) {
var r C.RECT
// figure out what the rect for each child is...
// the tab contents are children of the tab itself, so ignore c.x and c.y, which are relative to the window!
r.left = C.LONG(0)
r.top = C.LONG(0)
r.right = C.LONG(c.width)
r.bottom = C.LONG(c.height)
C.tabGetContentRect(t._hwnd, &r)
// and resize tabs
// resize only the current tab; we trigger a resize on a tab change to make sure things look correct
if len(t.tabs) > 0 {
t.tabs[C.SendMessageW(t._hwnd, C.TCM_GETCURSEL, 0, 0)].move(&r)
}
// save the tab size so we can
t.switchrect = r
// and now resize the tab control itself
basecommitResize(t, c, d)
}
func (g *group) xpreferredSize(d *sizing) (width, height int) {
var r C.RECT
width, height = g.child.preferredSize(d)
if width < int(g.textlen) { // if the text is longer, try not to truncate
width = int(g.textlen)
}
r.left = 0
r.top = 0
r.right = C.LONG(width)
r.bottom = C.LONG(height)
// use negative numbers to increase the size of the rectangle
if g.margined {
marginRectDLU(&r, -groupYMarginTop, -groupYMarginBottom, -groupXMargin, -groupXMargin, d)
} else {
// unforutnately, as mentioned above, the size of a groupbox includes the label and border
// 1 character cell (4DLU x, 8DLU y) on each side (but only 3DLU on the bottom) should be enough to make up for that; TODO is not, we can change it
// TODO make these named constants
marginRectDLU(&r, -8, -3, -4, -4, d)
}
return int(r.right - r.left), int(r.bottom - r.top)
}
// ToMatrix converts a sparse matrix in triplet form to column-compressed form using Umfpack's
// routines. "realloc_a" indicates whether the internal "a" matrix must be reallocated or not,
// for instance, in case the structure of the triplet has changed.
// INPUT:
// a -- a previous CCMatrix to be filled in; otherwise, "nil" tells to allocate a new one
// OUTPUT:
// the previous "a" matrix or a pointer to a new one
func (t *Triplet) ToMatrix(a *CCMatrix) *CCMatrix {
if t.pos < 1 {
chk.Panic(_sparsemat_umfpack_err1, t.pos)
}
if a == nil {
a = new(CCMatrix)
a.m, a.n, a.nnz = t.m, t.n, t.pos
a.p = make([]int, a.n+1)
a.i = make([]int, a.nnz)
a.x = make([]float64, a.nnz)
}
Ti := (*C.LONG)(unsafe.Pointer(&t.i[0]))
Tj := (*C.LONG)(unsafe.Pointer(&t.j[0]))
Tx := (*C.double)(unsafe.Pointer(&t.x[0]))
Ap := (*C.LONG)(unsafe.Pointer(&a.p[0]))
Ai := (*C.LONG)(unsafe.Pointer(&a.i[0]))
Ax := (*C.double)(unsafe.Pointer(&a.x[0]))
status := C.umfpack_dl_triplet_to_col(C.LONG(a.m), C.LONG(a.n), C.LONG(a.nnz), Ti, Tj, Tx, Ap, Ai, Ax, nil)
if status != C.UMFPACK_OK {
chk.Panic(_sparsemat_umfpack_err2, Uerr2Text[int(status)])
}
return a
}
// ToMatrix converts a sparse matrix in triplet form with complex numbers to column-compressed form.
// "realloc_a" indicates whether the internal "a" matrix must be reallocated or not, for instance,
// in case the structure of the triplet has changed.
// INPUT:
// a -- a previous CCMatrixC to be filled in; otherwise, "nil" tells to allocate a new one
// OUTPUT:
// the previous "a" matrix or a pointer to a new one
func (t *TripletC) ToMatrix(a *CCMatrixC) *CCMatrixC {
if t.pos < 1 {
chk.Panic(_sparsemat_umfpack_err3, t.pos)
}
if a == nil {
a = new(CCMatrixC)
a.m, a.n, a.nnz = t.m, t.n, t.pos
a.p = make([]int, a.n+1)
a.i = make([]int, a.nnz)
a.x = make([]float64, a.nnz)
a.z = make([]float64, a.nnz)
}
Ap := (*C.LONG)(unsafe.Pointer(&a.p[0]))
Ai := (*C.LONG)(unsafe.Pointer(&a.i[0]))
Ax := (*C.double)(unsafe.Pointer(&a.x[0]))
Az := (*C.double)(unsafe.Pointer(&a.z[0]))
Ti := (*C.LONG)(unsafe.Pointer(&t.i[0]))
Tj := (*C.LONG)(unsafe.Pointer(&t.j[0]))
var Tx, Tz *C.double
if t.xz != nil {
x := make([]float64, t.pos)
z := make([]float64, t.pos)
for k := 0; k < t.pos; k++ {
x[k], z[k] = t.xz[k*2], t.xz[k*2+1]
}
Tx = (*C.double)(unsafe.Pointer(&x[0]))
Tz = (*C.double)(unsafe.Pointer(&z[0]))
} else {
Tx = (*C.double)(unsafe.Pointer(&t.x[0]))
Tz = (*C.double)(unsafe.Pointer(&t.z[0]))
}
status := C.umfpack_zl_triplet_to_col(C.LONG(a.m), C.LONG(a.n), C.LONG(a.nnz), Ti, Tj, Tx, Tz, Ap, Ai, Ax, Az, nil)
if status != C.UMFPACK_OK {
chk.Panic(_sparsemat_umfpack_err4, Uerr2Text[int(status)])
}
return a
}
// Shuffle shuffles slice of integers
func Shuffle(values []int) {
C.SfmtShuffle((*C.LONG)(unsafe.Pointer(&values[0])), C.LONG(len(values)))
}
// Rand generates pseudo random integer between low and high
// Input:
// low -- lower limit
// high -- upper limit
// Output:
// random integer
func Rand(low, high int) int {
return int(C.SfmtRand(C.LONG(low), C.LONG(high)))
}
// Init initialises random numbers generator
// Input:
// seed -- seed value; use seed <= 0 to use current time
func Init(seed int) {
if seed <= 0 {
seed = int(time.Now().Unix())
}
C.SfmtInit(C.LONG(seed))
}
func (wi *windowInternal) processEvent(message C.UINT, wParam C.WPARAM, lParam C.LPARAM) (events []Event, eventErrors []ThreadError) {
// Don't process any message until window is created
if wi.window.Handle == nil {
return
}
switch message {
case C.WM_DESTROY: // Destroy event
// Here we must cleanup resources !
wi.cleanup()
case C.WM_ACTIVATE:
// TODO fullscreen handling
if wi.monitor == nil || !wi.monitor.IsValid() {
break
}
// Were we deactivated/iconified?
wi.inactive = C.__LOWORD(C.DWORD(wParam)) == C.WA_INACTIVE
minimized := C.__HIWORD(C.DWORD(wParam)) != 0
if (wi.inactive || minimized) && !wi.minimized {
// _glfwInputDeactivation();
// If we are in fullscreen mode we need to iconify
if wi.monitor != nil && wi.monitor.IsValid() {
// Do we need to manually iconify?
if err := ChangeDisplaySettingsExW(&wi.monitor.internal.info.szDevice[0], nil, nil, 0, nil); err != nil {
// TODO: Error handling
panic(err)
}
if !minimized {
// Minimize window
// C.SetWindowULong(wi.window.Handle, C.GWL_STYLE, C.WS_POPUP)
// C.SetWindowLong(wi.window.Handle, C.GWL_EXSTYLE, 0)
// C.SetWindowPos(wi.window.Handle, HWND_BOTTOM, 1, 1, 10, 10, C.SWP_HIDEWINDOW)
C.ShowWindow(wi.window.Handle, C.SW_MINIMIZE)
minimized = true
}
// Restore the original desktop resolution
if err := ChangeDisplaySettingsExW(&wi.monitor.internal.info.szDevice[0], nil, nil, 0, nil); err != nil {
// TODO: Error handling
panic(err)
}
}
// Unlock mouse if locked
// if !_glfwWin.oldMouseLockValid {
// _glfwWin.oldMouseLock = _glfwWin.mouseLock;
// _glfwWin.oldMouseLockValid = GL_TRUE;
// glfwEnable( GLFW_MOUSE_CURSOR );
// }
} else if !wi.inactive || !minimized {
// If we are in fullscreen mode we need to maximize
if wi.monitor != nil && wi.monitor.IsValid() && wi.minimized {
// Change display settings to the user selected mode
if err := ChangeDisplaySettingsExW(&wi.monitor.internal.info.szDevice[0], wi.devMode, nil, C.CDS_FULLSCREEN, nil); err != nil {
// TODO error handling
panic(err)
}
// Do we need to manually restore window?
if minimized {
// Restore window
C.ShowWindow(wi.window.Handle, C.SW_RESTORE)
minimized = false
// Activate window
C.ShowWindow(wi.window.Handle, C.SW_SHOW)
// setForegroundWindow( _glfwWin.window );
C.SetFocus(wi.window.Handle)
}
// Lock mouse, if necessary
// if _glfwWin.oldMouseLockValid && _glfwWin.oldMouseLock {
// glfwDisable( GLFW_MOUSE_CURSOR );
// }
// _glfwWin.oldMouseLockValid = GL_FALSE;
}
}
wi.minimized = minimized
case C.WM_SETCURSOR: // Set cursor event
// The mouse has moved, if the cursor is in our window we must refresh the cursor
if C.__LOWORD(C.DWORD(lParam)) == C.HTCLIENT {
C.SetCursor(wi.cursor)
}
case C.WM_CLOSE: // Close event
events = append(events, WindowClosedEvent{})
case C.WM_SIZE: // Resize event
// Consider only events triggered by a maximize or a un-maximize
if wParam == C.SIZE_MINIMIZED || wi.resizing {
break
}
// Ignore cases where the window has only been moved
if x, y := wi.getSize(); wi.lastSizeX == x && wi.lastSizeY == y {
break
}
events = append(events, WindowResizeEvent{
Width: wi.lastSizeX,
Height: wi.lastSizeY,
})
case C.WM_ENTERSIZEMOVE: // Start resizing
wi.resizing = true
case C.WM_EXITSIZEMOVE: // Stop resizing
wi.resizing = false
// Ignore cases where the window has only been moved
if x, y := wi.getSize(); wi.lastSizeX == x && wi.lastSizeY == y {
break
} else {
wi.lastSizeX, wi.lastSizeY = x, y
}
events = append(events, WindowResizeEvent{
Width: wi.lastSizeX,
Height: wi.lastSizeY,
})
case C.WM_KILLFOCUS: // Lost focus event
events = append(events, WindowGainedFocusEvent{})
case C.WM_SETFOCUS: // Gain focus event
events = append(events, WindowLostFocusEvent{})
case C.WM_CHAR: // Text event
if !wi.keyRepeatEnabled && lParam&(1<<30) != 0 {
break
}
events = append(events, TextEnteredEvent{
Character: rune(wParam),
})
case C.WM_KEYDOWN, C.WM_SYSKEYDOWN: // Keydown event
if !wi.keyRepeatEnabled && C.__HIWORD(C.DWORD(lParam))&C.KF_REPEAT != 0 {
break
}
events = append(events, KeyPressedEvent{
Code: virtualKeyCodeToSF(wParam, lParam),
Alt: C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_MENU))) != 0,
Control: C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_CONTROL))) != 0,
Shift: C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_SHIFT))) != 0,
System: C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_LWIN))) != 0 || C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_RWIN))) != 0,
})
case C.WM_KEYUP, C.WM_SYSKEYUP: // Keyup event
events = append(events, KeyReleasedEvent{
Code: virtualKeyCodeToSF(wParam, lParam),
Alt: C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_MENU))) != 0,
Control: C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_CONTROL))) != 0,
Shift: C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_SHIFT))) != 0,
System: C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_LWIN))) != 0 || C.__HIWORD(C.DWORD(C.GetAsyncKeyState(C.VK_RWIN))) != 0,
})
case C.WM_MOUSEWHEEL: // Mouse wheel event
// Mouse position is in screen coordinates, convert it to window coordinates
position := C.POINT{
x: C.LONG(C.__LOWORD(C.DWORD(lParam))),
y: C.LONG(C.__HIWORD(C.DWORD(lParam))),
}
C.__ScreenToClient(wi.window.Handle, &position)
events = append(events, MouseWheelEvent{
Delta: int(int16(C.__HIWORD(C.DWORD(wParam))) / 120),
X: int(position.x),
Y: int(position.y),
})
case C.WM_LBUTTONDOWN, C.WM_RBUTTONDOWN: // Mouse left/right button down event
button := mouse_vkeys_handed_map[mouseKey{message, C.GetSystemMetrics(C.SM_SWAPBUTTON) == C.TRUE}]
events = append(events, MouseButtonPressedEvent{
Button: button,
X: int(C.__LOWORD(C.DWORD(lParam))),
Y: int(C.__HIWORD(C.DWORD(lParam))),
})
case C.WM_LBUTTONUP, C.WM_RBUTTONUP: // Mouse left/right button up event
button := mouse_vkeys_handed_map[mouseKey{message, C.GetSystemMetrics(C.SM_SWAPBUTTON) == C.TRUE}]
events = append(events, MouseButtonReleasedEvent{
Button: button,
X: int(C.__LOWORD(C.DWORD(lParam))),
Y: int(C.__HIWORD(C.DWORD(lParam))),
})
case C.WM_MBUTTONDOWN: // Mouse wheel button down event
events = append(events, MouseButtonPressedEvent{
Button: MouseMiddle,
X: int(C.__LOWORD(C.DWORD(lParam))),
Y: int(C.__HIWORD(C.DWORD(lParam))),
})
case C.WM_MBUTTONUP: // Mouse wheel button up event
events = append(events, MouseButtonReleasedEvent{
Button: MouseMiddle,
X: int(C.__LOWORD(C.DWORD(lParam))),
Y: int(C.__HIWORD(C.DWORD(lParam))),
})
case C.WM_XBUTTONDOWN: // Mouse X button down event
event := MouseButtonPressedEvent{
X: int(C.__LOWORD(C.DWORD(lParam))),
Y: int(C.__HIWORD(C.DWORD(lParam))),
}
switch C.__HIWORD(C.DWORD(wParam)) {
default:
fallthrough
case C.XBUTTON1:
event.Button = MouseXButton1
case C.XBUTTON2:
event.Button = MouseXButton2
}
events = append(events, event)
case C.WM_XBUTTONUP: // Mouse X button up event
event := MouseButtonPressedEvent{
X: int(C.__LOWORD(C.DWORD(lParam))),
Y: int(C.__HIWORD(C.DWORD(lParam))),
}
switch C.__HIWORD(C.DWORD(wParam)) {
default:
fallthrough
case C.XBUTTON1:
event.Button = MouseXButton1
case C.XBUTTON2:
event.Button = MouseXButton2
}
events = append(events, event)
case C.WM_MOUSEMOVE: // Mouse move event
// Check if we need to generate a MouseEntered event
if !wi.isCursorIn {
mouseEvent := C.TRACKMOUSEEVENT{
cbSize: C.TRACKMOUSEEVENT_size,
hwndTrack: wi.window.Handle,
dwFlags: C.TME_LEAVE,
}
C.__TrackMouseEvent(&mouseEvent)
wi.isCursorIn = true
events = append(events, MouseEnteredEvent{})
}
events = append(events, MouseMoveEvent{
X: int(C.__LOWORD(C.DWORD(lParam))),
Y: int(C.__HIWORD(C.DWORD(lParam))),
})
case C.WM_MOUSELEAVE: // Mouse leave event
wi.isCursorIn = false
events = append(events, MouseLeftEvent{})
}
return
}
// Fact performs symbolic/numeric factorisation. This method also converts the triplet form
// to the column-compressed form, including the summation of duplicated entries
func (o *LinSolUmfpack) Fact() (err error) {
// start time
if o.ton {
o.tini = time.Now()
}
// message
if o.verb {
io.Pfgreen("\n . . . . . . . . . . . . . . LinSolUmfpack.Fact . . . . . . . . . . . . . . . \n\n")
}
// factorisation
if o.cmplx {
// UMFPACK: convert triplet to column-compressed format
st := C.umfpack_zl_triplet_to_col(C.LONG(o.tC.m), C.LONG(o.tC.n), C.LONG(o.tC.pos), o.ti, o.tj, o.tx, o.tz, o.ap, o.ai, o.ax, o.az, nil)
if st != C.UMFPACK_OK {
return chk.Err(_linsol_umfpack_err04, Uerr2Text[int(st)])
}
// UMFPACK: symbolic factorisation
st = C.umfpack_zl_symbolic(C.LONG(o.tC.m), C.LONG(o.tC.n), o.ap, o.ai, o.ax, o.az, &o.usymb, o.uctrl, nil)
if st != C.UMFPACK_OK {
return chk.Err(_linsol_umfpack_err05, Uerr2Text[int(st)])
}
// UMFPACK: numeric factorisation
st = C.umfpack_zl_numeric(o.ap, o.ai, o.ax, o.az, o.usymb, &o.unum, o.uctrl, nil)
if st != C.UMFPACK_OK {
return chk.Err(_linsol_umfpack_err06, Uerr2Text[int(st)])
}
} else {
// UMFPACK: convert triplet to column-compressed format
st := C.umfpack_dl_triplet_to_col(C.LONG(o.tR.m), C.LONG(o.tR.n), C.LONG(o.tR.pos), o.ti, o.tj, o.tx, o.ap, o.ai, o.ax, nil)
if st != C.UMFPACK_OK {
return chk.Err(_linsol_umfpack_err07, Uerr2Text[int(st)])
}
// UMFPACK: symbolic factorisation
st = C.umfpack_dl_symbolic(C.LONG(o.tR.m), C.LONG(o.tR.n), o.ap, o.ai, o.ax, &o.usymb, o.uctrl, nil)
if st != C.UMFPACK_OK {
return chk.Err(_linsol_umfpack_err08, Uerr2Text[int(st)])
}
// UMFPACK: numeric factorisation
st = C.umfpack_dl_numeric(o.ap, o.ai, o.ax, o.usymb, &o.unum, o.uctrl, nil)
if st != C.UMFPACK_OK {
return chk.Err(_linsol_umfpack_err09, Uerr2Text[int(st)])
}
return
}
// duration
if o.ton {
io.Pfcyan("%s: Time spent in LinSolUmfpack.Fact = %v\n", o.name, time.Now().Sub(o.tini))
}
return
}
func marginRectDLU(r *C.RECT, top int, bottom int, left int, right int, d *sizing) {
r.left += C.LONG(fromdlgunitsX(left, d))
r.top += C.LONG(fromdlgunitsY(top, d))
r.right -= C.LONG(fromdlgunitsX(right, d))
r.bottom -= C.LONG(fromdlgunitsY(bottom, d))
}
func (e *scardError) Error() string {
return "scard: " + C.GoString(C.pcsc_stringify_error(C.LONG(*e)))
}
//export areaHeightLONG
func areaHeightLONG(data unsafe.Pointer) C.LONG {
a := (*area)(data)
return C.LONG(a.height)
}
//export areaWidthLONG
func areaWidthLONG(data unsafe.Pointer) C.LONG {
a := (*area)(data)
return C.LONG(a.width)
}
