feat(Surface): added selected range APIs

Author: Dax89

include/redasm/surface/graph.h

@@ -25,6 +25,7 @@ RD_API bool rd_surfacegraph_go_forward(RDSurfaceGraph* self);
 RD_API bool rd_surfacegraph_can_go_back(const RDSurfaceGraph* self);
 RD_API bool rd_surfacegraph_can_go_forward(const RDSurfaceGraph* self);
 RD_API bool rd_surfacegraph_has_selection(const RDSurfaceGraph* self);
+RD_API bool rd_surfacegraph_get_selected_range(const RDSurfaceGraph* self, RDAddress* start, RDAddress* end);
 RD_API bool rd_surfacegraph_get_current_address(const RDSurfaceGraph* self, RDAddress* address);
 RD_API bool rd_surfacegraph_get_address_under_cursor(RDSurfaceGraph* self, RDAddress* address);
 RD_API bool rd_surfacegraph_get_cell_data_under_cursor(const RDSurfaceGraph* self, RDCellData* cd);

include/redasm/surface/surface.h

@@ -41,6 +41,7 @@ RD_API bool rd_surface_select(RDSurface* self, int row, int col);
 RD_API bool rd_surface_select_word(RDSurface* self, int row, int col);
 RD_API bool rd_surface_go_back(RDSurface* self);
 RD_API bool rd_surface_go_forward(RDSurface* self);
+RD_API bool rd_surface_get_selected_range(const RDSurface* self, RDAddress* start, RDAddress* end);
 RD_API bool rd_surface_get_current_address(const RDSurface* self, RDAddress* address);
 RD_API bool rd_surface_get_address_under_pos(const RDSurface* self, const RDSurfacePos* pos, RDAddress* address);
 RD_API bool rd_surface_get_address_under_cursor(const RDSurface* self, RDAddress* address);

src/surface/graph.c

@@ -223,6 +223,33 @@ bool rd_surfacegraph_get_current_address(const RDSurfaceGraph* self,
     return rd_i_renderer_get_address(self->renderer, self->state.pos, address);
 }
 
+bool rd_surfacegraph_get_selected_range(const RDSurfaceGraph* self,
+                                        RDAddress* start, RDAddress* end) {
+    if(!rd_surfacegraph_has_selection(self)) return false;
+
+    if(start) {
+        RDSurfacePos start_pos =
+            rd_i_surfacestate_get_start_selection(&self->state);
+
+        if((usize)start_pos.row >= vect_length(&self->renderer->rows_front))
+            return false;
+
+        *start = vect_at(&self->renderer->rows_front, start_pos.row)->address;
+    }
+
+    if(end) {
+        RDSurfacePos end_pos =
+            rd_i_surfacestate_get_end_selection(&self->state);
+
+        if((usize)end_pos.row >= vect_length(&self->renderer->rows_front))
+            return false;
+
+        *end = vect_at(&self->renderer->rows_front, end_pos.row)->address;
+    }
+
+    return true;
+}
+
 const char* rd_surfacegraph_get_word_under_pos(const RDSurfaceGraph* self,
                                                const RDSurfacePos* pos) {
     return rd_i_renderer_get_word_under_pos(self->renderer, pos);

src/surface/surface.c

@@ -476,6 +476,33 @@ const char* rd_surface_get_selected_text(RDSurface* self) {
     return rd_i_renderer_get_text(self->renderer, startpos, endpos);
 }
 
+bool rd_surface_get_selected_range(const RDSurface* self, RDAddress* start,
+                                   RDAddress* end) {
+    if(!rd_surface_has_selection(self)) return false;
+
+    if(start) {
+        RDSurfacePos start_pos =
+            rd_i_surfacestate_get_start_selection(&self->state);
+
+        if((usize)start_pos.row >= vect_length(&self->renderer->rows_front))
+            return false;
+
+        *start = vect_at(&self->renderer->rows_front, start_pos.row)->address;
+    }
+
+    if(end) {
+        RDSurfacePos end_pos =
+            rd_i_surfacestate_get_end_selection(&self->state);
+
+        if((usize)end_pos.row >= vect_length(&self->renderer->rows_front))
+            return false;
+
+        *end = vect_at(&self->renderer->rows_front, end_pos.row)->address;
+    }
+
+    return true;
+}
+
 bool rd_surface_get_current_address(const RDSurface* self, RDAddress* address) {
     return rd_i_renderer_get_address(self->renderer, self->state.pos, address);
 }