From fae0c2bfe95a122de0f165791690dc18928a931c Mon Sep 17 00:00:00 2001
From: pixel <pixel>
Date: Fri, 14 Nov 2003 17:21:14 +0000
Subject: Started working on widgets.

---
 lib/widgets.cc | 173 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 173 insertions(+)
 create mode 100644 lib/widgets.cc

(limited to 'lib/widgets.cc')

diff --git a/lib/widgets.cc b/lib/widgets.cc
new file mode 100644
index 0000000..1f540f2
--- /dev/null
+++ b/lib/widgets.cc
@@ -0,0 +1,173 @@
+#include <SDL.h>
+#include <Input.h>
+#include "font.h"
+#include "widgets.h"
+#include "engine.h"
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gettext.h"
+
+mogltk::widget * mogltk::widget::focused = 0;
+
+mogltk::widget::widget(widget * _father, int _x, int _y, int _sx, int _sy, int _type, String _name, mogltk::shape * _sh) :
+    x(_x), y(_y), sx(_sx), sy(_sy), father(_father), type(_type), name(_name), sh(_sh) {
+
+    if (!father) {
+	root = this;
+	father = this;
+	next = 0;
+	x = 0;
+	y = 0;
+	sx = engine::base_o->GetWidth();
+	sy = engine::base_o->GetHeight();
+    } else {
+	next = father->child;
+	if (next)
+	    next->prev = this;
+	father->child = this;
+	root = father->root;
+    }
+    prev = 0;
+    child = 0;
+
+    computeabs();
+}
+
+mogltk::widget::~widget() {
+    while(child)
+	delete child;
+    
+    if (prev)
+	prev->next = next;
+    else
+	father->child = next;
+
+    if (next)
+	next->prev = prev;
+}
+
+void mogltk::widget::computeabs() {
+    if (father != this) {
+	ax = father->ax + x;
+	ay = father->ay + y;
+    } else {
+	ax = x;
+	ay = y;
+    }
+    ax2 = ax + sx;
+    ay2 = ay + sy;
+}
+
+void mogltk::widget::move(int nx, int ny) {
+    x = nx;
+    y = ny;
+
+    computeabs();
+}
+
+void mogltk::widget::resize(int nsx, int nsy) {
+    sx = nsx;
+    sy = nsy;
+
+    ax2 = ax + sx;
+    ay2 = ay + sy;
+}
+
+int mogltk::widget::GetX() {
+    return x;
+}
+
+int mogltk::widget::GetY() {
+    return y;
+}
+
+int mogltk::widget::GetH() {
+    return sx;
+}
+
+int mogltk::widget::GetW() {
+    return sy;
+}
+
+int mogltk::widget::GetAX() {
+    return ax;
+}
+
+int mogltk::widget::GetAY() {
+    return ay;
+}
+
+int mogltk::widget::GetAX2() {
+    return ax2;
+}
+
+int mogltk::widget::GetAY2() {
+    return ay2;
+}
+
+mogltk::shape * mogltk::widget::Shaper() {
+    return sh;
+}
+
+void mogltk::widget::fulldraw() {
+    bool was2D;
+    
+    if (!(was2D = mogltk::engine::glbase_o->is2D()))
+	mogltk::engine::glbase_o->Enter2DMode();
+
+    texture::Unbind();
+    mogltk::ColorP::Max = WHITE;
+    mogltk::ColorP::Min = BLACK;
+    mogltk::ColorP::Min.A = 0;
+
+    root->idraw();
+
+    if (!was2D)
+	mogltk::engine::glbase_o->Leave2DMode();
+}
+
+void mogltk::widget::idraw() {
+    int x1, y1, x2, y2;
+
+    if (next)
+	next->idraw();
+
+    x1 = MAX(GetAX(), father->GetAX());
+    y1 = MAX(GetAY(), father->GetAY());
+
+    x2 = MIN(GetAX2(), father->GetAX2());
+    y2 = MIN(GetAY2(), father->GetAY2());
+
+    engine::base_o->changeviewport(x1, y1, x2 - x1, y2 - y1);
+
+    draw();
+
+    if (child)
+	child->idraw();
+}
+
+/*
+ *  Predefined widgets.
+ */
+
+/* Here is Root */
+
+mogltk::Root::Root(mogltk::shape * sh, mogltk::drawer * _dr) : widget(0, 0, 0, 0, 0, 0, "Root", sh), dr(_dr) {
+    if (engine::root)
+	delete engine::root;
+    engine::root = this;
+}
+
+void mogltk::Root::draw() {
+    if (dr)
+	dr->draw(this);
+    else
+	Shaper()->box(GetAX(), GetAY(), GetAX2(), GetAY2());
+}
+
+void mogltk::Root::setdrawer(drawer * _dr) {
+    dr = _dr;
+}
-- 
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