From 1473699d8e204d9bf8b00c160b097b4adf85a66b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Wed, 3 Jan 2018 19:19:06 +0100
Subject: Add memory template for gui coreview

---
 qtmips_gui/coreview/memory.cpp | 63 ++++++++++++++++++++++++++++++++++++++++++
 qtmips_gui/coreview/memory.h   | 41 +++++++++++++++++++++++++++
 qtmips_gui/qtmips_gui.pro      |  6 ++--
 3 files changed, 108 insertions(+), 2 deletions(-)
 create mode 100644 qtmips_gui/coreview/memory.cpp
 create mode 100644 qtmips_gui/coreview/memory.h

(limited to 'qtmips_gui')

diff --git a/qtmips_gui/coreview/memory.cpp b/qtmips_gui/coreview/memory.cpp
new file mode 100644
index 0000000..e6044fe
--- /dev/null
+++ b/qtmips_gui/coreview/memory.cpp
@@ -0,0 +1,63 @@
+#include "memory.h"
+
+using namespace coreview;
+
+//////////////////////
+#define WIDTH 80
+#define HEIGHT 100
+#define PENW 1
+//////////////////////
+
+Memory::Memory(machine::QtMipsMachine *machine) : QGraphicsObject(nullptr) {
+#define CON_INIT(X) do { \
+            X.in = new Connector(); \
+            X.out = new Connector(); \
+            X.read = new Connector(); \
+            X.write = new Connector(); \
+        } while(false)
+    CON_INIT(con_program);
+    CON_INIT(con_data);
+#undef CON_INIT
+    // TODO cache?
+}
+
+QRectF Memory::boundingRect() const {
+    // TODO
+}
+
+void Memory::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
+    // TODO
+}
+
+void Memory::setPos(qreal x, qreal y) {
+    QGraphicsObject::setPos(x, y);
+    // TODO con
+}
+
+const Connector *Memory::connector_in(bool program) const {
+    if (program)
+        return con_program.in;
+    else
+        return con_data.in;
+}
+
+const Connector *Memory::connector_out(bool program) const {
+    if (program)
+        return con_program.out;
+    else
+        return con_data.out;
+}
+
+const Connector *Memory::connector_read(bool program) const {
+    if (program)
+        return con_program.read;
+    else
+        return con_data.read;
+}
+
+const Connector *Memory::connector_write(bool program) const {
+    if (program)
+        return con_program.write;
+    else
+        return con_data.write;
+}
diff --git a/qtmips_gui/coreview/memory.h b/qtmips_gui/coreview/memory.h
new file mode 100644
index 0000000..0f0d40d
--- /dev/null
+++ b/qtmips_gui/coreview/memory.h
@@ -0,0 +1,41 @@
+#ifndef COREVIEW_MEMORY_H
+#define COREVIEW_MEMORY_H
+
+#include <QGraphicsObject>
+#include <QPainter>
+#include <qtmipsmachine.h>
+#include "../coreview.h"
+#include "connection.h"
+
+namespace coreview{
+
+class Memory : public QGraphicsObject  {
+    Q_OBJECT
+public:
+    Memory(machine::QtMipsMachine *machine);
+
+    QRectF boundingRect() const;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
+
+    void setPos(qreal x, qreal y);
+    const Connector *connector_in(bool program) const;
+    const Connector *connector_out(bool program) const;
+    const Connector *connector_read(bool program) const;
+    const Connector *connector_write(bool program) const;
+    // TODO integrate cache
+
+private:
+    struct {
+        Connector *in, *out, *read, *write;
+    } con_program, con_data;
+};
+
+}
+
+#else
+
+namespace coreview {
+    class Memory;
+}
+
+#endif // MEMORY_H
diff --git a/qtmips_gui/qtmips_gui.pro b/qtmips_gui/qtmips_gui.pro
index 66d9189..c16fed7 100644
--- a/qtmips_gui/qtmips_gui.pro
+++ b/qtmips_gui/qtmips_gui.pro
@@ -24,7 +24,8 @@ SOURCES += \
         coreview/multiplexer.cpp \
         coreview/connection.cpp \
         coreview/latch.cpp \
-        coreview/alu.cpp
+        coreview/alu.cpp \
+        coreview/memory.cpp
 
 HEADERS += \
         mainwindow.h \
@@ -37,7 +38,8 @@ HEADERS += \
         coreview/multiplexer.h \
         coreview/connection.h \
         coreview/latch.h \
-        coreview/alu.h
+        coreview/alu.h \
+        coreview/memory.h
 
 FORMS += \
         NewDialog.ui \
-- 
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