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Making transparent window is hard

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This commit is contained in:
Sergii Pylypenko
2016-04-07 21:14:07 +03:00
parent 19bfa2317c
commit e1d12868f7
1 changed files with 64 additions and 28 deletions
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92
src/build_confirmation_gui.cpp
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@@ -17,6 +17,9 @@
#include "window_gui.h"
#include "gfx_func.h"
#include "tilehighlight_func.h"
#include "viewport_func.h"
#include "blitter/factory.hpp"
#include "video/video_driver.hpp"
#include "widgets/build_confirmation_widget.h"
#include "build_confirmation_func.h"
@@ -26,22 +29,24 @@
#include "safeguards.h"
static const NWidgetPart _nested_build_confirmation_widgets[] = {
NWidget(NWID_VERTICAL),
NWidget(NWID_SPACER), SetFill(1, 1),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_BC_OK), SetDataTip(STR_BUTTON_OK, STR_NULL), SetSizingType(NWST_BUTTON),
NWidget(NWID_SPACER), SetFill(1, 1),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_BC_CANCEL), SetDataTip(STR_BUTTON_CANCEL, STR_NULL), SetSizingType(NWST_BUTTON),
NWidget(NWID_SPACER), SetFill(1, 1),
EndContainer(),
};
/** GUI for confirming building actions. */
struct BuildConfirmationWindow : Window {
// TODO: show estimated price
static bool shown; // Just to speed up window hiding, HideBuildConfirmationWindow() is called very often
uint8 * background;
BuildConfirmationWindow(WindowDesc *desc) : Window(desc)
{
this->background = NULL;
this->InitNested(0);
BuildConfirmationWindow::shown = true;
}
~BuildConfirmationWindow()
{
BuildConfirmationWindow::shown = false;
free(this->background);
}
void OnClick(Point pt, int widget, int click_count)
@@ -49,6 +54,7 @@ struct BuildConfirmationWindow : Window {
switch (widget) {
case WID_BC_OK:
ConfirmPlacingObject();
ToolbarSelectLastTool();
break;
case WID_BC_CANCEL:
ResetObjectToPlace();
@@ -58,25 +64,60 @@ struct BuildConfirmationWindow : Window {
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
{
}
/*
virtual void DrawWidget(const Rect &r, int widget) const
{
switch (widget) {
case WID_BV_LIST:
case WID_BC_OK:
case WID_BC_CANCEL:
size->width = GetMinSizing(NWST_BUTTON) * 2;
size->height = GetMinSizing(NWST_BUTTON) * 1.5;
break;
}
}
*/
/*
virtual void OnPaint()
virtual void DrawWidget(const Rect &r, int widget) const
{
const NWidgetCore *w = GetWidget<NWidgetCore>(widget);
Blitter *blitter = BlitterFactory::GetCurrentBlitter();
// Draw our background
blitter->CopyFromBuffer(blitter->MoveTo(_screen.dst_ptr, this->left, this->top + w->pos_y),
this->background + w->pos_y * this->width * blitter->GetBytesPerPixel(),
this->width, w->current_y);
VideoDriver::GetInstance()->MakeDirty(this->left, this->top + w->pos_y, this->width, w->current_y);
DrawFrameRect(w->pos_x, w->pos_y, w->pos_x + w->current_x, w->pos_y + w->current_y, w->colour, FR_TRANSPARENT); //FR_BORDERONLY
DrawFrameRect(w->pos_x, w->pos_y, w->pos_x + w->current_x, w->pos_y + w->current_y, w->colour, FR_BORDERONLY);
Dimension d = GetStringBoundingBox(w->widget_data);
DrawFrameRect((w->pos_x + w->current_x - d.width - 2) / 2,
Center(w->pos_y, w->current_y) - 2,
(w->pos_x + w->current_x + d.width + 2) / 2,
Center(w->pos_y, w->current_y) + d.height,
w->colour, FR_NONE);
DrawString(w->pos_x, w->pos_x + w->current_x, Center(w->pos_y, w->current_y), w->widget_data, TC_FROMSTRING, SA_HOR_CENTER);
}
void OnPaint()
{
Blitter *blitter = BlitterFactory::GetCurrentBlitter();
if (this->background == NULL) {
// Make a copy of the screen as it is before painting
this->background = ReallocT(this->background, this->width * this->height * blitter->GetBytesPerPixel());
printf("blitter->CopyToBuffer %d %d %p %d %d size %d\n", this->left, this->top, this->background, this->width, this->height, this->width * this->height * blitter->GetBytesPerPixel());
blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, this->left, this->top), this->background, this->width, this->height);
}
this->DrawWidgets();
}
*/
};
bool BuildConfirmationWindow::shown = false;
static const NWidgetPart _nested_build_confirmation_widgets[] = {
NWidget(NWID_VERTICAL),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_BC_OK), SetDataTip(STR_BUTTON_OK, STR_NULL),
NWidget(NWID_SPACER), SetMinimalSize(1, 1), SetFill(1, 1),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_BC_CANCEL), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
EndContainer(),
};
static WindowDesc _build_confirmation_desc(
@@ -86,8 +127,6 @@ static WindowDesc _build_confirmation_desc(
_nested_build_confirmation_widgets, lengthof(_nested_build_confirmation_widgets)
);
static bool _confirmationWindowShown = false; // Just to speed up window hiding, HideBuildConfirmationWindow() is called very often
/**
* Show build confirmation window under the mouse cursor
*/
@@ -98,7 +137,6 @@ void ShowBuildConfirmationWindow()
wnd->left = _cursor.pos.x - wnd->width / 2;
wnd->top = _cursor.pos.y - wnd->height / 4;
wnd->SetDirty();
_confirmationWindowShown = true;
}
/**
@@ -106,14 +144,12 @@ void ShowBuildConfirmationWindow()
*/
void HideBuildConfirmationWindow()
{
if (!_confirmationWindowShown) {
//return;
}
if (!BuildConfirmationWindow::shown) return;
DeleteWindowById(WC_BUILD_CONFIRMATION, 0);
_confirmationWindowShown = false;
}
bool ConfirmationWindowShown()
{
return _confirmationWindowShown;
return BuildConfirmationWindow::shown;
}