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/* Project nGenEx
Destroyer Studios LLC
Copyright © 1997-2004. All Rights Reserved.
SUBSYSTEM: nGenEx.lib
FILE: ImageBox.cpp
AUTHOR: John DiCamillo
OVERVIEW
========
ImageBox class
*/
#include "MemDebug.h"
#include "ImageBox.h"
#include "Video.h"
#include "Bitmap.h"
#include "Font.h"
#include "DataLoader.h"
// +--------------------------------------------------------------------+
ImageBox::ImageBox(ActiveWindow* p, int ax, int ay, int aw, int ah, DWORD aid)
: ActiveWindow(p->GetScreen(), ax, ay, aw, ah, aid, 0, p), blend_mode(Video::BLEND_ALPHA)
{
picture_loc = 1;
text_align = DT_CENTER;
char buf[32];
sprintf(buf, "ImageBox %d", id);
desc = buf;
}
ImageBox::ImageBox(Screen* s, int ax, int ay, int aw, int ah, DWORD aid)
: ActiveWindow(s, ax, ay, aw, ah, aid, 0, 0), blend_mode(Video::BLEND_ALPHA)
{
picture_loc = 1;
text_align = DT_CENTER;
char buf[32];
sprintf(buf, "ImageBox %d", id);
desc = buf;
}
// +--------------------------------------------------------------------+
ImageBox::~ImageBox()
{ }
// +--------------------------------------------------------------------+
void
ImageBox::Draw()
{
if (!shown)
return;
int x = 0;
int y = 0;
int w = rect.w;
int h = rect.h;
int img_w = picture.Width();
int img_h = picture.Height();
Rect box_rect(x,y,w,h);
// draw the picture (if any)
if (picture.Width()) {
Rect irect = CalcPictureRect();
DrawBitmap(irect.x,
irect.y,
irect.x + irect.w,
irect.y + irect.h,
&picture,
blend_mode);
}
// draw the border:
DrawStyleRect(0, 0, w, h, style);
// draw text here:
if (font && text.length()) {
int border_size = 4;
if (style & WIN_RAISED_FRAME && style & WIN_SUNK_FRAME)
border_size = 8;
Rect label_rect = CalcLabelRect(img_w,img_h);
int vert_space = label_rect.h;
int horz_space = label_rect.w;
DrawText(text.data(), 0, label_rect, DT_CALCRECT | DT_WORDBREAK | DT_CENTER);
vert_space = (vert_space - label_rect.h)/2;
label_rect.w = horz_space;
if (vert_space > 0)
label_rect.y += vert_space;
Color fore = ShadeColor(fore_color, 1);
font->SetColor(fore);
DrawText(text.data(), 0, label_rect, DT_WORDBREAK | DT_CENTER);
}
}
void
ImageBox::DrawTabbedText()
{
if (!shown)
return;
int x = 0;
int y = 0;
int w = rect.w;
int h = rect.h;
int img_w = picture.Width();
int img_h = picture.Height();
Rect box_rect(x,y,w,h);
// draw the picture (if any)
if (picture.Width()) {
Rect irect = CalcPictureRect();
DrawBitmap(irect.x,
irect.y,
irect.x + irect.w,
irect.y + irect.h,
&picture,
Video::BLEND_ALPHA);
}
ActiveWindow::DrawTabbedText();
}
Rect ImageBox::CalcLabelRect(int img_w, int img_h)
{
// fit the text in the bevel:
Rect label_rect;
label_rect.x = 0;
label_rect.y = 0;
label_rect.w = rect.w;
label_rect.h = rect.h;
label_rect.Deflate(2,2);
// and around the picture, if any:
if (img_h != 0) {
switch (picture_loc) {
default:
case 0: // the four corner positions
case 2: // and the center position
case 4: // don't affect the text position
case 6:
case 8:
break;
case 1: // north
label_rect.y += img_h;
label_rect.h -= img_h;
break;
case 3: // west
label_rect.x += img_w;
label_rect.w -= img_w;
break;
case 5: // east
label_rect.w -= img_w;
break;
case 7: // south
label_rect.h -= img_h;
break;
}
}
return label_rect;
}
// +--------------------------------------------------------------------+
Rect
ImageBox::CalcPictureRect()
{
if (target_rect.w > 0 && target_rect.h > 0)
return target_rect;
int w = rect.w;
int h = rect.h;
int img_w = picture.Width();
int img_h = picture.Height();
if (img_h > h) img_h = h-2;
if (img_w > w) img_w = w-2;
int img_x_offset = 0;
int img_y_offset = 0;
switch (picture_loc) {
default:
// TOP ROW:
case 0: break;
case 1: img_x_offset = (w/2-img_w/2);
break;
case 2: img_x_offset = w - img_w;
break;
// MIDDLE ROW:
case 3: img_y_offset = (h/2-img_h/2);
break;
case 4: img_x_offset = (w/2-img_w/2);
img_y_offset = (h/2-img_h/2);
break;
case 5: img_x_offset = w - img_w;
img_y_offset = (h/2-img_h/2);
break;
// BOTTOM ROW:
case 6:
img_y_offset = h - img_h;
break;
case 7: img_x_offset = (w/2-img_w/2);
img_y_offset = h - img_h;
break;
case 8: img_x_offset = w - img_w;
img_y_offset = h - img_h;
break;
}
Rect img_rect;
img_rect.x = img_x_offset;
img_rect.y = img_y_offset;
img_rect.w = img_w;
img_rect.h = img_h;
return img_rect;
}
// +--------------------------------------------------------------------+
int ImageBox::OnMouseMove(int x, int y)
{
return ActiveWindow::OnMouseMove(x,y);
}
int ImageBox::OnLButtonDown(int x, int y)
{
return ActiveWindow::OnLButtonDown(x,y);
}
int ImageBox::OnLButtonUp(int x, int y)
{
return ActiveWindow::OnLButtonUp(x,y);
}
int ImageBox::OnClick()
{
return ActiveWindow::OnClick();
}
int ImageBox::OnMouseEnter(int mx, int my)
{
return ActiveWindow::OnMouseEnter(mx, my);
}
int ImageBox::OnMouseExit(int mx, int my)
{
return ActiveWindow::OnMouseExit(mx, my);
}
// +--------------------------------------------------------------------+
void ImageBox::GetPicture(Bitmap& img) const
{
img.CopyBitmap(picture);
}
void ImageBox::SetPicture(const Bitmap& img)
{
picture.CopyBitmap(img);
picture.AutoMask();
picture.MakeTexture();
}
int ImageBox::GetPictureLocation() const
{
return picture_loc;
}
void ImageBox::SetPictureLocation(int n)
{
if (picture_loc != n && n >= 0 && n <= 8) {
picture_loc = n;
}
}
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