1 files changed, 153 insertions, 0 deletions
diff --git a/lib/liboda/src/window.c b/lib/liboda/src/window.c
new file mode 100644
index 0000000..876f89e
--- /dev/null
+++ b/lib/liboda/src/window.c
@@ -0,0 +1,153 @@
+/*
+ * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of Hyra nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <liboda/oda.h>
+#include <liboda/odavar.h>
+#include <liboda/types.h>
+#include <libgfx/gfx.h>
+
+/*
+ * Request a window from the OSMORA Display
+ * Architecture (ODA).
+ *
+ * @params: Arguments
+ * @res: Resulting pointer for new window
+ *
+ * Returns 0 on success, otherwise a less than
+ * zero value.
+ */
+int
+oda_reqwin(struct oda_wattr *params, struct oda_window **res)
+{
+    struct oda_window *wp;
+    struct gfx_shape *surf;
+    struct oda_state *session;
+    int error;
+
+    if (params == NULL || res == NULL) {
+        return -EINVAL;
+    }
+
+    /* Try to grab the current session */
+    if ((session = params->session) == NULL) {
+        return -EIO;
+    }
+
+    /* Verify that cookie! */
+    if ((error = oda_cookie_verify(session)) != 0) {
+        return error;
+    }
+
+    /* Allocate a new window */
+    wp = malloc(sizeof(*wp));
+    if (wp == NULL) {
+        return -ENOMEM;
+    }
+
+    /* Initialize the window */
+    memset(wp, 0, sizeof(*wp));
+    wp->session = session;
+    TAILQ_INSERT_TAIL(&session->winq, wp, link);
+
+    /* Fix up width/height params */
+    if (params->w == 0)
+        params->w = DEFAULT_WIN_WIDTH;
+    if (params->h == 0)
+        params->h = DEFAULT_WIN_HEIGHT;
+
+    /* Initialize the window surface */
+    surf = &wp->surface;
+    surf->color = params->bg;
+    surf->x = params->x;
+    surf->y = params->y;
+    surf->width = params->w;
+    surf->height = params->h;
+    surf->type = SHAPE_SQUARE;
+    *res = wp;
+    return 0;
+}
+
+/*
+ * Register a window into the current ODA state.
+ * Everytime a compositor requests a window, we
+ * must keep track of it.
+ *
+ * @state: ODA state pointer
+ * @win: Pointer of window to register
+ */
+int
+oda_start_win(struct oda_state *state, struct oda_window *win)
+{
+    int error;
+
+    if (state == NULL || win == NULL) {
+        return -EINVAL;
+    }
+
+    /* Make sure the state is valid */
+    if ((error = oda_cookie_verify(state)) != 0) {
+        return error;
+    }
+
+    gfx_draw_shape(&state->gctx, &win->surface);
+    return 0;
+}
+
+/*
+ * Terminate a running window
+ *
+ * @state: ODA state pointer
+ * @win: Win pointer
+ *
+ * Returns 0 on success, otherwise a less than
+ * zero value.
+ *
+ * TODO: Cleanup screen
+ */
+int
+oda_termwin(struct oda_state *state, struct oda_window *win)
+{
+    int error;
+
+    if (state == NULL || win == NULL) {
+        return -EINVAL;
+    }
+
+    /* Validate the cookie */
+    if ((error = oda_cookie_verify(state)) != 0) {
+        return error;
+    }
+
+    TAILQ_REMOVE(&state->winq, win, link);
+    free(win);
+    return 0;
+}