99 lines
2.7 KiB
Text
99 lines
2.7 KiB
Text
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file winGraphicsWindow.I
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* @author drose
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* @date 2002-12-20
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*/
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/**
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* Translates the mouse pixel coordinate (either x or y) as returned by the
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* Windows message to the signed number expected by Panda.
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*/
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INLINE int WinGraphicsWindow::
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translate_mouse(int pos) const {
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if (pos & 0x8000) {
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pos -= 0x10000;
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}
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return pos;
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}
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/**
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* Called during the window thread in response to the various Windows messages
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* to indicate whether we believe the mouse is presently within the window's
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* client rectangle or not. This in turn will determine whether we should
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* call update_cursor_window() to hide or show the cursor (or otherwise change
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* its properties) as it moves between the various GraphicsWindows that we
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* control.
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*/
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INLINE void WinGraphicsWindow::
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set_cursor_in_window() {
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if (_cursor_window != this) {
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update_cursor_window(this);
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}
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}
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/**
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* Called during the window thread in response to the various Windows messages
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* to indicate whether we believe the mouse is presently within the window's
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* client rectangle or not. This in turn will determine whether we should
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* call update_cursor_window() to hide or show the cursor (or otherwise change
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* its properties) as it moves between the various GraphicsWindows that we
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* control.
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*/
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INLINE void WinGraphicsWindow::
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set_cursor_out_of_window() {
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if (_cursor_window == this) {
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update_cursor_window(nullptr);
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}
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}
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/**
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* May be called only during the servicing of a Windows message. This returns
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* the time the message was added to the Windows message queue (as reported
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* via GetMessageTime()), converted into global clock units.
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*/
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INLINE double WinGraphicsWindow::
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get_message_time() {
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DWORD now_ticks = GetTickCount();
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double now_time = ClockObject::get_global_clock()->get_real_time();
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DWORD elapsed_ticks = now_ticks - GetMessageTime();
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return now_time - (double)elapsed_ticks / 1000.0;
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}
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/**
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* Return the IME_window handle if open
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*/
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INLINE HWND WinGraphicsWindow::
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get_ime_hwnd() {
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if (_ime_active)
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return _ime_hWnd;
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else
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return nullptr;
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}
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/**
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*
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*/
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INLINE WinGraphicsWindow::WindowClass::
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WindowClass(const WindowProperties &props) :
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_icon(0)
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{
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if (props.has_icon_filename()) {
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_icon = get_icon(props.get_icon_filename());
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}
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}
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/**
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*
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*/
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INLINE bool WinGraphicsWindow::WindowClass::
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operator < (const WinGraphicsWindow::WindowClass &other) const {
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return _icon < other._icon;
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}
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